feat: 转场特效引擎 — TransitionEngine + 14种转场预设 + 时长边界校验 + 降级策略

feat: 视频裁剪/分割能力（Trimming Engine）
Squash merge PR #296
2026-07-14 10:59:17 +08:00 · 2026-07-14 10:55:58 +08:00 · 2026-07-14 10:52:01 +08:00 · 2026-07-14 10:44:19 +08:00 · 2026-07-14 10:37:24 +08:00 · 2026-07-14 10:21:49 +08:00
282 changed files with 23462 additions and 10848 deletions
@@ -3,6 +3,7 @@
 # ==================== 应用配置 ====================
 APP_NAME=小虾 SaaS
 APP_BASE_URL=http://localhost:3000
+APP_ENV=development

 # ==================== 数据库配置 ====================
 DATABASE_URL=postgresql://xiaoxia_user:your_password@localhost:5432/xiaoxia_saas
@@ -35,7 +36,8 @@ ENVIRONMENT=development
 DEBUG=true

 # ==================== CORS 配置 ====================
-CORS_ORIGINS=["http://localhost:3000","http://localhost:5173"]
+# 逗号分隔的域名列表（Settings 读取 CORS_ORIGINS_RAW）
+CORS_ORIGINS_RAW=http://localhost:3000,http://localhost:5173

 # ==================== 阿里云 OSS 配置 ====================
 OSS_ENDPOINT=oss-cn-hangzhou.aliyuncs.com
@@ -49,6 +51,7 @@ OSS_BUCKET_NAME=xiaoxia-autocut
 #       cosyvoice-v3-plus (高质量，系统音色少)
 #       cosyvoice-v3.5-flash / cosyvoice-v3.5-plus (仅支持克隆/设计音色，无系统音色)
 # 音色: v3系列系统音色带 _v3 后缀，如 longxiaochun_v3, longxiaoxia_v3, longanyang (无后缀)
+# 注意：COSYVOICE_* 变量由 packages/shared/config.py 的 SharedSettings 读取
 COSYVOICE_API_KEY=your-cosyvoice-api-key
 COSYVOICE_BASE_URL=https://dashscope.aliyuncs.com/api/v1
 COSYVOICE_MODEL=cosyvoice-v3-flash
@@ -5,7 +5,6 @@ APP_ENV=production
 ENVIRONMENT=production
 DEBUG=false
 USE_IN_MEMORY_DB=false
-LOG_LEVEL=WARNING

 # ==================== 数据库（必须修改）====================
 DATABASE_URL=postgresql://prod_user:CHANGE_THIS_PASSWORD@db-prod:5432/xiaoxia_prod
@@ -19,6 +19,10 @@ on:
 permissions:
  contents: read

+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
  validate:
    name: Validate Code Quality And Tests
@@ -158,57 +162,102 @@ jobs:
            python3 scripts/check_migration_safety.py --allow-medium-risk
          fi

-      - name: Debug coverage paths
+  unit-tests:
+    name: Unit Tests
+    runs-on: host
+    timeout-minutes: 8
+
+    env:
+      USE_IN_MEMORY_DB: "true"
+      OSS_ACCESS_KEY_ID: placeholder
+      OSS_ACCESS_KEY_SECRET: placeholder
+      OSS_BUCKET_NAME: xiaoxia-autocut
+      OSS_ENDPOINT: oss-cn-hangzhou.aliyuncs.com
+
+    steps:
+      - name: Checkout code
+        shell: sh
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+        run: |
+          set -eu
+          python3 - <<'PY'
+          import io, os, tarfile, time, urllib.request, urllib.error
+          url = f"{os.environ['GITHUB_API_URL']}/repos/{os.environ['GITHUB_REPOSITORY']}/archive/{os.environ['GITHUB_SHA']}.tar.gz"
+          request = urllib.request.Request(url, headers={"Authorization": f"token {os.environ['GITHUB_TOKEN']}"})
+          last_err = None
+          for attempt in range(5):
+              try:
+                  with urllib.request.urlopen(request, timeout=120) as response:
+                      archive = response.read()
+                  break
+              except urllib.error.HTTPError as e:
+                  last_err = e
+                  if e.code >= 500 and attempt < 4:
+                      wait = 2 ** attempt
+                      print(f"Checkout HTTP {e.code}, retrying in {wait}s (attempt {attempt+1}/5)...")
+                      time.sleep(wait)
+                      continue
+                  raise
+              except Exception as e:
+                  last_err = e
+                  if attempt < 4:
+                      wait = 2 ** attempt
+                      print(f"Checkout error: {e}, retrying in {wait}s (attempt {attempt+1}/5)...")
+                      time.sleep(wait)
+                      continue
+                  raise
+          else:
+              raise last_err
+          with tarfile.open(fileobj=io.BytesIO(archive), mode='r:gz') as tar:
+              root_prefix = tar.getmembers()[0].name.split('/', 1)[0] + '/'
+              for member in tar.getmembers():
+                  name = member.name
+                  if name == root_prefix[:-1]:
+                      continue
+                  if name.startswith(root_prefix):
+                      member.name = name[len(root_prefix):]
+                  if member.name:
+                      tar.extract(member, '.')
+          PY
+
+      - name: Install ffmpeg
        shell: sh
        run: |
          set +e
-          echo "=== PWD ==="
-          pwd
-          echo "=== check source dirs ==="
-          ls -d apps/api/app packages
-          echo "=== python import check ==="
-          python3 - <<'PY'
-          import sys, os
-          os.environ["PYTHONPATH"] = f"{os.getcwd()}/apps/api:{os.getcwd()}"
-          sys.path.insert(0, f"{os.getcwd()}/apps/api")
-          sys.path.insert(0, os.getcwd())
-          print(f"cwd: {os.getcwd()}")
-          print(f"sys.path[:5]: {sys.path[:5]}")
-          try:
-              import app
-              print(f"app.__file__: {app.__file__}")
-          except Exception as e:
-              print(f"import app failed: {e}")
-          try:
-              import packages
-              print(f"packages.__file__: {packages.__file__}")
-          except Exception as e:
-              print(f"import packages failed: {e}")
-          PY
-          echo "=== coverage debug ==="
-          python3 - <<'PY'
-          import os, sys
-          sys.path.insert(0, f"{os.getcwd()}/apps/api")
-          sys.path.insert(0, os.getcwd())
-          import coverage
-          cov = coverage.Coverage(source=["apps/api/app", "packages"])
-          print(f"source: {cov.config.source}")
-          for src in cov.config.source or []:
-              abspath = os.path.abspath(src)
-              print(f"  {src} -> {abspath} exists={os.path.exists(src)}")
-              if os.path.isdir(src):
-                  pyfiles = []
-                  for root, dirs, files in os.walk(src):
-                      for f in files:
-                          if f.endswith('.py'):
-                              pyfiles.append(os.path.join(root, f))
-                  print(f"    .py files: {len(pyfiles)}")
-          PY
+          if command -v ffmpeg > /dev/null 2>&1; then
+            echo "ffmpeg already installed: $(ffmpeg -version | head -1)"
+            exit 0
+          fi
+          if command -v apt-get > /dev/null 2>&1; then
+            apt-get update -qq && apt-get install -y -qq ffmpeg
+          elif command -v yum > /dev/null 2>&1; then
+            yum install -y -q epel-release 2>/dev/null
+            yum install -y -q ffmpeg 2>/dev/null
+            if [ $? -ne 0 ] && command -v dnf > /dev/null 2>&1; then
+              dnf install -y -q --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-$(rpm -E %rhel).noarch.rpm 2>/dev/null
+              dnf install -y -q ffmpeg 2>/dev/null
+            fi
+          elif command -v dnf > /dev/null 2>&1; then
+            dnf install -y -q ffmpeg 2>/dev/null
+          fi
+          if command -v ffmpeg > /dev/null 2>&1; then
+            echo "ffmpeg installed successfully: $(ffmpeg -version | head -1)"
+          else
+            echo "Warning: ffmpeg installation failed or not available, some tests may be skipped"
+          fi

-      - name: Run unit tests
+      - name: Install dependencies
+        shell: sh
+        run: |
+          set -eu
+          python3 -m pip install -q -r requirements-base.txt
+          python3 -m pip install -q -r requirements.txt
+          python3 -m pip install -q -r requirements-dev.txt
+          pytest --version
+
+      - name: Run unit tests with coverage
        shell: sh
-        env:
-          USE_IN_MEMORY_DB: "true"
        run: |
          set -eu
          PYTHONPATH="$PWD/apps/api:$PWD" python3 -m coverage run \
@@ -220,16 +269,16 @@ jobs:
          python3 -m coverage xml -o coverage.xml
          python3 -m coverage report --fail-under=60 > /dev/null

-      - name: Build summary
-        if: github.ref == 'refs/heads/develop' || github.ref == 'refs/heads/main'
+      - name: CI failure notification
+        if: failure()
        shell: sh
+        env:
+          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
+          CI_WEBHOOK_URL: ${{ secrets.CI_WEBHOOK_URL }}
        run: |
-          set -eu
-          echo "Build completed successfully!"
-          echo "Branch: ${GITHUB_REF_NAME}"
-          echo "Commit: ${GITHUB_SHA}"
-          # 输出最终覆盖率
-          python3 scripts/ci_coverage_summary.py
+          set +e
+          FAILED_JOB="Unit Tests" python3 scripts/ci_notify_failure.py
+

  integration-tests:
    name: Integration Tests
@@ -241,6 +290,10 @@ jobs:
    env:
      DATABASE_URL: postgresql+psycopg://postgres:postgres@127.0.0.1:5432/xiaoxia_saas
      USE_IN_MEMORY_DB: "false"
+      OSS_ACCESS_KEY_ID: placeholder
+      OSS_ACCESS_KEY_SECRET: placeholder
+      OSS_BUCKET_NAME: xiaoxia-autocut
+      OSS_ENDPOINT: oss-cn-hangzhou.aliyuncs.com

    steps:
      - name: Checkout code
@@ -306,6 +359,32 @@ jobs:
          python3 -m pip install -q -r requirements-dev.txt
          pytest --version

+      - name: Install ffmpeg
+        shell: sh
+        run: |
+          set +e
+          if command -v ffmpeg > /dev/null 2>&1; then
+            echo "ffmpeg already installed: $(ffmpeg -version | head -1)"
+            exit 0
+          fi
+          if command -v apt-get > /dev/null 2>&1; then
+            apt-get update -qq && apt-get install -y -qq ffmpeg
+          elif command -v yum > /dev/null 2>&1; then
+            yum install -y -q epel-release 2>/dev/null
+            yum install -y -q ffmpeg 2>/dev/null
+            if [ $? -ne 0 ] && command -v dnf > /dev/null 2>&1; then
+              dnf install -y -q --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-$(rpm -E %rhel).noarch.rpm 2>/dev/null
+              dnf install -y -q ffmpeg 2>/dev/null
+            fi
+          elif command -v dnf > /dev/null 2>&1; then
+            dnf install -y -q ffmpeg 2>/dev/null
+          fi
+          if command -v ffmpeg > /dev/null 2>&1; then
+            echo "ffmpeg installed successfully: $(ffmpeg -version | head -1)"
+          else
+            echo "Warning: ffmpeg installation failed or not available, some tests may be skipped"
+          fi
+
      - name: Start Redis
        shell: sh
        run: |
@@ -375,7 +454,7 @@ jobs:
        shell: sh
        run: |
          set -eu
-          pip install -q pytest-rerunfailures
+          python3 -m pip install -q pytest-rerunfailures
          PYTHONPATH="$PWD/apps/api:$PWD" python3 -m coverage run --append \
            --source=apps/api/app,packages \
            --omit="*/migrations/*,*/tests/*,*/test_*.py,*/site-packages/*" \
@@ -563,13 +642,22 @@ jobs:
            -w /workspace/apps/web \
            docker.m.daocloud.io/library/node:20 \
            sh -lc 'npx vitest run src/test'
+
+      - name: Notify CI failure
+        if: failure()
+        shell: sh
+        run: |
+          set +e
+          echo "=== CI 失败通知 ==="
+          FAILED_JOB="Frontend Lint" python3 scripts/ci_notify_failure.py
+
  deploy-staging:
    name: Build & Push Staging (Watchtower auto-deploy)
    runs-on: saas
    timeout-minutes: 30
    needs: [validate, frontend-lint]

-    if: github.ref_name == 'main' || github.ref_name == 'develop' || startsWith(github.ref_name, 'feature/')
+    if: github.event_name == 'push' && (github.ref_name == 'main' || github.ref_name == 'develop')

    steps:
    - name: Checkout code
@@ -694,6 +782,23 @@ jobs:
        echo "Branch: ${GITHUB_REF_NAME}"
        echo "Commit: ${GITHUB_SHA}"

+    - name: Notify CI success
+      if: success()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 成功通知 ==="
+        SUCCESS_JOB="Staging部署成功" python3 scripts/ci_notify_success.py
+
+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Build & Push Staging (Watchtower auto-deploy)" python3 scripts/ci_notify_failure.py
+
+

  staging-e2e:
    name: Staging E2E Tests
@@ -762,6 +867,15 @@ jobs:
          git.xiaoxiajianji.com/xiaoxia/base/playwright:v1.45.0-jammy \
          sh -lc "npm ci && npx playwright test --reporter=line --project=chromium e2e/auth.spec.ts e2e/auth-guard.spec.ts e2e/core-upload.spec.ts e2e/core-generation.spec.ts"

+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Staging E2E Tests" python3 scripts/ci_notify_failure.py
+
+
  staging-api-tests:
    name: Staging API Integration Tests
    runs-on: saas
@@ -827,6 +941,15 @@ jobs:
          git.xiaoxiajianji.com/xiaoxia/base/playwright:v1.45.0-jammy \
          sh -lc 'npm ci && npx playwright test --reporter=line e2e/test_auth.spec.ts e2e/test_asset.spec.ts e2e/test_project.spec.ts'

+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Staging API Integration Tests" python3 scripts/ci_notify_failure.py
+
+

  build-production-runtime-images:
    name: Build Production Runtime Images
@@ -907,6 +1030,15 @@ jobs:
        echo "Disk usage after cleanup:"
        df -h / | tail -1

+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Build Production Runtime Images" python3 scripts/ci_notify_failure.py
+
+
  deploy-production:
    name: Deploy Production
    runs-on: saas
@@ -972,6 +1104,23 @@ jobs:

        echo "$DEPLOY_B64" | base64 -d | ssh -p 22222 -i "$key_path" "$production_user@$production_host" "IMAGE_TAG='${GITHUB_REF_NAME}' REGISTRY_TOKEN='${REGISTRY_TOKEN}' sh"

+    - name: Notify CI success
+      if: success()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 成功通知 ==="
+        SUCCESS_JOB="生产部署成功" python3 scripts/ci_notify_success.py
+
+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Deploy Production" python3 scripts/ci_notify_failure.py
+
+
  production-e2e:
    name: Production Browser E2E
    runs-on: saas
@@ -1040,3 +1189,12 @@ jobs:
          -w /workspace/apps/web \
          git.xiaoxiajianji.com/xiaoxia/base/playwright:v1.45.0-jammy \
          sh -lc 'npm ci && npx playwright test --reporter=line --project=chromium e2e/auth.spec.ts e2e/auth-guard.spec.ts e2e/core-upload.spec.ts e2e/core-generation.spec.ts e2e/core-titles.spec.ts'
+
+    - name: Notify CI failure
+      if: failure()
+      shell: sh
+      run: |
+        set +e
+        echo "=== CI 失败通知 ==="
+        FAILED_JOB="Production Browser E2E" python3 scripts/ci_notify_failure.py
+
@@ -1,44 +0,0 @@
-name: Debug CMD Agent
-
-on:
-  push:
-    branches:
-      - 'debug/cmd-agent'
-
-jobs:
-  debug:
-    name: Debug CMD Agent
-    runs-on: host
-    timeout-minutes: 5
-    steps:
-      - name: Diagnose
-        shell: bash
-        run: |
-          set +e
-          echo "=== 1. CMD Agent config ==="
-          cat /opt/xiaoxia-cmd-agent/config.json 2>/dev/null || cat /opt/xiaoxia-cmd-agent/config.yaml 2>/dev/null || echo "no config found"
-          ls -la /opt/xiaoxia-cmd-agent/ 2>/dev/null
-
-          echo ""
-          echo "=== 2. CMD Agent process ==="
-          ps aux | grep cmd-agent | grep -v grep
-
-          echo ""
-          echo "=== 3. Local curl test (127.0.0.1:18888) ==="
-          curl -s -X POST http://127.0.0.1:18888/cmd-agent/exec \
-            -H "Authorization: Bearer xsa-f2778a6953d59948cd1e5be4d99f60f7" \
-            -H "Content-Type: application/json" \
-            -d '{"command":"hostname"}' 2>&1 || echo "FAILED"
-
-          echo ""
-          echo "=== 4. Nginx config for cmd-agent ==="
-          grep -r "cmd-agent" /etc/nginx/sites-enabled/ 2>/dev/null || \
-          grep -r "cmd-agent" /etc/nginx/conf.d/ 2>/dev/null || \
-          echo "no nginx cmd-agent config found"
-
-          echo ""
-          echo "=== 5. Nginx access log (last 5 lines) ==="
-          tail -5 /var/log/nginx/access.log 2>/dev/null | grep cmd || echo "no log"
-
-          echo ""
-          echo "=== DONE ==="
@@ -1,46 +0,0 @@
-name: Fix CMD Agent Auth
-
-on:
-  push:
-    branches:
-      - 'debug/cmd-agent'
-
-jobs:
-  fix:
-    runs-on: host
-    steps:
-      - name: 验证不带Bearer
-        run: |
-          curl -s -w "\nHTTP_CODE:%{http_code}" http://127.0.0.1:18888/status -H "Authorization: xsa-f2778a6953d59948cd1e5be4d99f60f7"
-      - name: 验证带Bearer（应该失败）
-        run: |
-          curl -s -w "\nHTTP_CODE:%{http_code}" http://127.0.0.1:18888/status -H "Authorization: Bearer xsa-f2778a6953d59948cd1e5be4d99f60f7"
-      - name: 读取当前server.py的check_auth
-        run: |
-          grep -A 5 "def check_auth" /opt/xiaoxia-cmd-agent/server.py
-      - name: 修复check_auth函数
-        run: |
-          cp /opt/xiaoxia-cmd-agent/server.py /opt/xiaoxia-cmd-agent/server.py.bak
-          sed -i '/def check_auth/,/return True/{
-            /def check_auth/a\        t = self.headers.get("Authorization", "")
-            /if t != AUTH_TOKEN/i\        if t.startswith("Bearer "):\n            t = t[7:]
-          }' /opt/xiaoxia-cmd-agent/server.py
-          echo "Done via sed"
-      - name: 验证修复后的check_auth
-        run: |
-          grep -A 8 "def check_auth" /opt/xiaoxia-cmd-agent/server.py
-      - name: 重启服务
-        run: |
-          systemctl restart xiaoxia-cmd-agent
-      - name: 等待服务启动
-        run: |
-          sleep 3
-      - name: 修复后验证-不带Bearer
-        run: |
-          curl -s -w "\nHTTP_CODE:%{http_code}" http://127.0.0.1:18888/status -H "Authorization: xsa-f2778a6953d59948cd1e5be4d99f60f7"
-      - name: 修复后验证-带Bearer
-        run: |
-          curl -s -w "\nHTTP_CODE:%{http_code}" http://127.0.0.1:18888/status -H "Authorization: Bearer xsa-f2778a6953d59948cd1e5be4d99f60f7"
-      - name: 公网路径验证
-        run: |
-          curl -sk -w "\nHTTP_CODE:%{http_code}" https://127.0.0.1/cmd-agent/status -H "Authorization: Bearer xsa-f2778a6953d59948cd1e5be4d99f60f7"
@@ -1,38 +0,0 @@
-name: Read Auth Logic
-
-on:
-  push:
-    branches:
-      - 'debug/cmd-agent'
-
-jobs:
-  read:
-    name: Read check_auth logic
-    runs-on: host
-    timeout-minutes: 3
-    steps:
-      - name: Read
-        shell: bash
-        run: |
-          echo "=== Full server.py (lines 1-50) ==="
-          sed -n '1,50p' /opt/xiaoxia-cmd-agent/server.py
-          echo ""
-          echo "=== Lines 120-160 (startup logic) ==="
-          sed -n '120,160p' /opt/xiaoxia-cmd-agent/server.py
-          echo ""
-          echo "=== Test with X-Token header ==="
-          curl -s -X POST http://127.0.0.1:18888/cmd-agent/exec \
-            -H "X-Token: $(cat /etc/xiaoxia-cmd-agent.token)" \
-            -H "Content-Type: application/json" \
-            -d '{"command":"hostname"}'
-          echo ""
-          echo "=== Test with token in query string ==="
-          curl -s -X POST "http://127.0.0.1:18888/cmd-agent/exec?token=$(cat /etc/xiaoxia-cmd-agent.token)" \
-            -H "Content-Type: application/json" \
-            -d '{"command":"hostname"}'
-          echo ""
-          echo "=== Check if path is /exec not /cmd-agent/exec ==="
-          curl -s -X POST http://127.0.0.1:18888/exec \
-            -H "Authorization: Bearer $(cat /etc/xiaoxia-cmd-agent.token)" \
-            -H "Content-Type: application/json" \
-            -d '{"command":"hostname"}'
@@ -1,27 +0,0 @@
-name: Read CMD Agent Source
-
-on:
-  push:
-    branches:
-      - 'debug/cmd-agent'
-
-jobs:
-  read:
-    name: Read CMD Agent server.py
-    runs-on: host
-    timeout-minutes: 3
-    steps:
-      - name: Read source
-        shell: bash
-        run: |
-          echo "=== CMD Agent server.py (first 80 lines) ==="
-          head -80 /opt/xiaoxia-cmd-agent/server.py
-          echo ""
-          echo "=== Token-related lines ==="
-          grep -n -i "token\|auth\|secret\|key" /opt/xiaoxia-cmd-agent/server.py
-          echo ""
-          echo "=== Systemd service config ==="
-          cat /etc/systemd/system/xiaoxia-cmd-agent.service 2>/dev/null || echo "no systemd service"
-          echo ""
-          echo "=== Environment variables from process ==="
-          cat /proc/1034/environ 2>/dev/null | tr '\0' '\n' | grep -i "token\|auth\|secret\|key" || echo "no env vars found"
@@ -1,30 +0,0 @@
-name: Read CMD Agent Token
-
-on:
-  push:
-    branches:
-      - 'debug/cmd-agent'
-
-jobs:
-  read:
-    name: Read Real Token
-    runs-on: host
-    timeout-minutes: 3
-    steps:
-      - name: Read
-        shell: bash
-        run: |
-          echo "=== Real CMD Agent Token ==="
-          cat /etc/xiaoxia-cmd-agent.token
-          echo ""
-          echo "=== Test with real token ==="
-          curl -s -X POST http://127.0.0.1:18888/cmd-agent/exec \
-            -H "Authorization: Bearer $(cat /etc/xiaoxia-cmd-agent.token)" \
-            -H "Content-Type: application/json" \
-            -d '{"command":"hostname && whoami"}'
-          echo ""
-          echo "=== Nginx config for cmd-agent (full) ==="
-          sed -n '/cmd-agent/,/}/p' /etc/nginx/sites-enabled/00-xiaoxia-saas | head -20
-          echo ""
-          echo "=== All listening ports ==="
-          ss -tlnp | head -20
@@ -0,0 +1,47 @@
+"""add error_info and retry fields to generation_tasks
+
+Revision ID: 038_error_retry
+Revises: 037_generation_logs
+Create Date: 2026-07-13 22:15:00.000000
+"""
+
+import sqlalchemy as sa
+from sqlalchemy.dialects.mysql import JSON as MySQLJSON
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "038_error_retry"
+down_revision = "037_generation_logs"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # error_info: 结构化错误信息（error_type, message, stack_trace, failed_at, stage等）
+    op.add_column(
+        "generation_tasks",
+        sa.Column("error_info", sa.JSON(), nullable=True),
+    )
+    # retry_count: 重试次数
+    op.add_column(
+        "generation_tasks",
+        sa.Column("retry_count", sa.Integer(), nullable=False, server_default="0"),
+    )
+    # auto_retry_enabled: 是否开启自动重试
+    op.add_column(
+        "generation_tasks",
+        sa.Column("auto_retry_enabled", sa.Boolean(), nullable=False, server_default=sa.text("false")),
+    )
+    # auto_retry_max: 最大自动重试次数
+    op.add_column(
+        "generation_tasks",
+        sa.Column("auto_retry_max", sa.Integer(), nullable=False, server_default="0"),
+    )
+
+
+def downgrade():
+    op.drop_column("generation_tasks", "auto_retry_max")
+    op.drop_column("generation_tasks", "auto_retry_enabled")
+    op.drop_column("generation_tasks", "retry_count")
+    op.drop_column("generation_tasks", "error_info")
@@ -0,0 +1,34 @@
+"""add transition_duration to edit_plan_clips
+
+Revision ID: 039_transition_duration
+Revises: 038_error_retry
+Create Date: 2026-07-14 09:00:00.000000
+"""
+
+from __future__ import annotations
+
+import sqlalchemy as sa
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "039_transition_duration"
+down_revision = "038_error_retry"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "edit_plan_clips",
+        sa.Column(
+            "transition_duration",
+            sa.Float(),
+            nullable=False,
+            server_default="0.0",
+        ),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("edit_plan_clips", "transition_duration")
@@ -1 +0,0 @@
-"""API application package."""
@@ -1 +0,0 @@
-"""API package."""
@@ -4,17 +4,14 @@ from app.api.routes.assets import router as assets_router
 from app.api.routes.auth import router as auth_router
 from app.api.routes.chunked_upload import router as chunked_upload_router
 from app.api.routes.classification_jobs import router as classification_jobs_router
-from app.api.routes.dashboard import router as dashboard_router
 from app.api.routes.duplication import router as duplication_router
 from app.api.routes.edit_plans import router as edit_plans_router
-from app.api.routes.edit_templates import router as edit_templates_router
-from app.api.routes.generated_videos import router as generated_videos_router
+from app.api.routes.feature_flags import router as feature_flags_router
 from app.api.routes.generation_tasks import router as generation_tasks_router
 from app.api.routes.health import router as health_check_router
 from app.api.routes.ingest_jobs import router as ingest_jobs_router
-from app.api.routes.jobs import router as jobs_router
+from app.api.routes.internal_render import router as internal_render_router
 from app.api.routes.projects import router as projects_router
-from app.api.routes.recipes import router as recipes_router
 from app.api.routes.subscription import router as subscription_router
 from app.api.routes.tags import router as tags_router
 from app.api.routes.task_center import router as task_center_router
@@ -22,6 +19,7 @@ from app.api.routes.templates import router as templates_router
 from app.api.routes.titles import router as titles_router
 from app.api.routes.tts import router as tts_router
 from app.api.routes.upload import router as upload_router
+from app.api.routes.videos import router as videos_router
 from app.api.routes.voice_clones import router as voice_clones_router
 from app.api.routes.voices import router as voices_router
 from fastapi import APIRouter
@@ -87,15 +85,6 @@ api_router.include_router(
    prefix="/generation",
    tags=["Generation"],
 )
-api_router.include_router(
-    jobs_router,
-    tags=["Job"],
-)
-api_router.include_router(
-    generated_videos_router,
-    prefix="/generated-videos",
-    tags=["GeneratedVideo"],
-)
 api_router.include_router(
    titles_router,
    prefix="/titles",
@@ -111,6 +100,10 @@ api_router.include_router(
    prefix="/voice-clones",
    tags=["VoiceClone"],
 )
+api_router.include_router(
+    videos_router,
+    tags=["VideoCenter"],
+)
 api_router.include_router(
    duplication_router,
    prefix="/duplication",
@@ -121,26 +114,11 @@ api_router.include_router(
    prefix="/subscription",
    tags=["Subscription"],
 )
-api_router.include_router(
-    recipes_router,
-    prefix="/recipes",
-    tags=["Recipe"],
-)
 api_router.include_router(
    templates_router,
    prefix="/templates",
    tags=["Template"],
 )
-api_router.include_router(
-    dashboard_router,
-    prefix="/dashboard",
-    tags=["Dashboard"],
-)
-api_router.include_router(
-    edit_templates_router,
-    prefix="/edit-templates",
-    tags=["EditTemplate"],
-)
 api_router.include_router(
    edit_plans_router,
    prefix="/edit-plans",
@@ -151,3 +129,11 @@ api_router.include_router(
    prefix="/tts",
    tags=["TTS"],
 )
+api_router.include_router(
+    feature_flags_router,
+    tags=["Internal"],
+)
+api_router.include_router(
+    internal_render_router,
+    tags=["Internal"],
+)
@@ -0,0 +1,48 @@
+"""路由层共享辅助函数 — 消除跨文件重复定义。"""
+
+from typing import Any
+
+from fastapi import HTTPException, status
+
+from packages.application import GetProjectUseCase
+from packages.ports.user_repository import UserRepository
+
+
+def check_project_access(project_id: str, user_id: str, project_repository) -> None:
+    """检查用户是否有项目访问权限。
+
+    合并自 asset_libraries.py / edit_plans.py 的同名函数。
+    - 空 project_id 直接放行（兼容 edit_plans 中 project_id 可选的场景）
+    - 错误信息使用中文，与项目其他路由保持一致
+    """
+    if not project_id or not project_id.strip():
+        return
+    project = project_repository.find_by_id(project_id)
+    if project is None:
+        raise HTTPException(status_code=404, detail="项目不存在")
+    if not project.can_access(user_id):
+        raise HTTPException(status_code=403, detail="无权访问该项目")
+
+
+def get_user_plan(user_id: str, user_repository: UserRepository) -> str:
+    """获取用户的订阅计划名称。"""
+    user = user_repository.find_by_id(user_id)
+    if user is None:
+        return "free"
+    return getattr(user, "subscription_plan", "free") or "free"
+
+
+def require_project_and_library(
+    project_id: str,
+    library_id: str,
+    project_repository: Any,
+    asset_library_repository: Any,
+) -> None:
+    """Verify project and asset library exist."""
+    project = GetProjectUseCase(project_repository).execute(project_id)
+    if project is None:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Project not found")
+
+    libraries = asset_library_repository.find_by_project(project_id)
+    if not any(item.id == library_id for item in libraries):
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Asset library not found")
@@ -12,7 +12,7 @@ from app.schemas.asset_library import (
    EnsureDefaultLibraryRequest,
    ListAssetLibrariesResponse,
 )
-from fastapi import APIRouter, Depends, HTTPException, Query, status
+from fastapi import APIRouter, Depends, HTTPException, Query, Response, status

 from packages.application import (
    CreateAssetLibraryCommand,
@@ -22,18 +22,11 @@ from packages.application import (
 )
 from packages.domain import AssetLibrary, AssetLibraryKind

+from ._helpers import check_project_access
+
 router = APIRouter()


-def _check_project_access(project_id: str, user_id: str, project_repository) -> None:
-    """检查用户是否有项目访问权限"""
-    project = project_repository.find_by_id(project_id)
-    if project is None:
-        raise HTTPException(status_code=404, detail=f"Project {project_id} not found")
-    if not project.can_access(user_id):
-        raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="Access denied to project")
-
-
 def _to_asset_library_response(item) -> AssetLibraryResponse:
    return AssetLibraryResponse(
        id=item.id,
@@ -153,7 +146,7 @@ def ensure_default_library(
    return _to_asset_library_response(created)


-@router.delete("/{library_id}", status_code=status.HTTP_204_NO_CONTENT)
+@router.delete("/{library_id}", status_code=status.HTTP_204_NO_CONTENT, response_class=Response)
 def delete_asset_library(
    library_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -168,13 +161,12 @@ def delete_asset_library(
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="素材库不存在")

    # 权限校验：检查用户是否有项目访问权限
-    _check_project_access(library.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(library.project_id, authenticated_user.user.id, project_repository)

-    # 删除库内所有素材（无 FK 级联，需手动清理）
+    # 删除库内所有素材（硬删除，素材库已删除，无需保留软删除状态）
    assets_in_library = asset_repository.find_by_library(library_id)
-    if assets_in_library:
-        asset_ids_to_delete = [a.id for a in assets_in_library]
-        asset_repository.batch_delete(asset_ids_to_delete)
+    for asset in assets_in_library:
+        asset_repository.delete(asset.id)

    # 删除素材库本身
    asset_library_repository.delete(library_id)
@@ -1,6 +1,7 @@
 import logging
 from typing import Any, Optional

+from app.api.routes._helpers import check_project_access
 from app.auth import AuthenticatedUser, get_current_user
 from app.core.storage import get_storage_service
 from app.dependencies import (
@@ -11,15 +12,18 @@ from app.dependencies import (
 )
 from app.schemas.asset import (
    AssetResponse,
+    BatchClassifyRequest,
    BatchDeleteRequest,
-    BatchDeleteResponse,
+    BatchMarkRequest,
+    BatchOperationResponse,
+    BatchTagRequest,
    CreateAssetRequest,
    ListAssetsResponse,
    UpdateAssetRequest,
    UpdateAssetReviewRequest,
 )
 from app.schemas.tag import TagAssetsRequest
-from fastapi import APIRouter, Depends, HTTPException, Query
+from fastapi import APIRouter, Depends, HTTPException, Query, Response

 from packages.application import (
    CreateAssetCommand,
@@ -72,15 +76,6 @@ def _to_asset_response(item, storage_service=None) -> AssetResponse:
    )


-def _check_project_access(project_id: str, user_id: str, project_repository) -> None:
-    """检查用户是否有项目访问权限"""
-    project = project_repository.find_by_id(project_id)
-    if project is None:
-        raise HTTPException(status_code=404, detail=f"Project {project_id} not found")
-    if not project.can_access(user_id):
-        raise HTTPException(status_code=403, detail="Access denied to project")
-
-
@router.get("", response_model=ListAssetsResponse)
 def list_assets(
    library_id: Optional[str] = Query(None),
@@ -90,6 +85,15 @@ def list_assets(
    gender: Optional[str] = Query(None, description="按 metadata.gender 筛选"),
    style: Optional[str] = Query(None, description="按 metadata.style 筛选"),
    tag_ids: Optional[str] = Query(None, description="按标签 ID 筛选（逗号分隔，取交集）"),
+    smart_view: Optional[str] = Query(
+        None,
+        description="智能视图筛选：recommended=推荐(质量分≥80)、cautious=慎用(60-79)、risky=高风险(<60或已驳回)、unused=未使用、used=已使用、pending_review=待复核",
+        pattern="^(recommended|cautious|risky|unused|used|pending_review)$",
+    ),
+    classification: Optional[str] = Query(
+        None,
+        description="按内容分类筛选：scenic=风景、product=产品、person=人物、animal=动物、food=美食、tech=科技、sport=运动、music=音乐、other=其他",
+    ),
    skip: int = Query(0, ge=0),
    limit: int = Query(100, ge=1, le=500),
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -109,11 +113,11 @@ def list_assets(
        if not filter_tag_ids:
            filter_tag_ids = None

-    # 需要内存过滤的标志（keyword/gender/style/tag_ids 无法在 DB 层过滤）
-    needs_memory_filter = bool(keyword or gender or style or filter_tag_ids)
+    # 需要内存过滤的标志（keyword/gender/style/tag_ids/smart_view/classification 无法在 DB 层过滤）
+    needs_memory_filter = bool(keyword or gender or style or filter_tag_ids or smart_view or classification)

    def _apply_memory_filters(items):
-        """应用 keyword / gender / style / tag_ids 内存过滤。"""
+        """应用 keyword / gender / style / tag_ids / smart_view / classification 内存过滤。"""
        result = items
        if keyword:
            kw = keyword.lower()
@@ -122,9 +126,38 @@ def list_assets(
            result = [i for i in result if (i.metadata or {}).get("gender") == gender]
        if style:
            result = [i for i in result if (i.metadata or {}).get("style") == style]
+        if classification:
+            result = [i for i in result if (i.metadata or {}).get("classification") == classification]
        if filter_tag_ids:
            tag_set = set(filter_tag_ids)
            result = [i for i in result if tag_set.issubset(set(getattr(i, "tag_ids", [])))]
+        if smart_view:
+
+            def __meta(a):
+                return a.metadata or {}
+
+            def __use_count(a):
+                return int(__meta(a).get("generation_use_count") or 0)
+
+            def __review_status(a):
+                return __meta(a).get("review_status", "")
+
+            if smart_view == "recommended":
+                result = [i for i in result if i.quality_score is not None and i.quality_score >= 80]
+            elif smart_view == "cautious":
+                result = [i for i in result if i.quality_score is not None and 60 <= i.quality_score < 80]
+            elif smart_view == "risky":
+                result = [
+                    i
+                    for i in result
+                    if (i.quality_score is not None and i.quality_score < 60) or __review_status(i) == "rejected"
+                ]
+            elif smart_view == "unused":
+                result = [i for i in result if __use_count(i) == 0]
+            elif smart_view == "used":
+                result = [i for i in result if __use_count(i) > 0]
+            elif smart_view == "pending_review":
+                result = [i for i in result if __review_status(i) == "pending_review"]
        return result

    # ── 优化路径：无内存过滤时，使用 DB 级分页 ──
@@ -136,7 +169,7 @@ def list_assets(
            library = asset_library_repository.get(library_id)
            if library is None:
                raise HTTPException(status_code=404, detail=f"AssetLibrary {library_id} not found")
-            _check_project_access(library.project_id, user_id, project_repository)
+            check_project_access(library.project_id, user_id, project_repository)
            if ft:
                items = asset_repository.find_by_library_and_file_type(library_id, ft, skip=skip, limit=limit)
                total = asset_repository.count_by_project(library.project_id) if not kind else len(items)
@@ -152,7 +185,7 @@ def list_assets(

        # 模式2：指定 project_id
        if project_id:
-            _check_project_access(project_id, user_id, project_repository)
+            check_project_access(project_id, user_id, project_repository)
            if ft:
                # 无直接方法，加载后按 file_type 过滤（仍比全量加载好）
                all_items = asset_repository.find_by_project(project_id)
@@ -210,13 +243,13 @@ def list_assets(
        library = asset_library_repository.get(library_id)
        if library is None:
            raise HTTPException(status_code=404, detail=f"AssetLibrary {library_id} not found")
-        _check_project_access(library.project_id, user_id, project_repository)
+        check_project_access(library.project_id, user_id, project_repository)
        if kind:
            all_items = asset_repository.find_by_library_and_file_type(library_id, kind_to_file_type[kind])
        else:
            all_items = asset_repository.find_by_library(library_id)
    elif project_id:
-        _check_project_access(project_id, user_id, project_repository)
+        check_project_access(project_id, user_id, project_repository)
        all_items = asset_repository.find_by_project(project_id)
    else:
        try:
@@ -262,39 +295,163 @@ def update_asset_review_status(
    item = asset_repository.get(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)
    _apply_asset_review_status(item, request.review_status)
    updated = asset_repository.update(item)
    return _to_asset_response(updated)


-@router.post("/batch-delete", response_model=BatchDeleteResponse)
+@router.post("/batch-delete", response_model=BatchOperationResponse)
 def batch_delete_assets(
    request: BatchDeleteRequest,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    asset_repository: Any = Depends(get_asset_repository),
    project_repository: Any = Depends(get_project_repository),
-) -> BatchDeleteResponse:
-    """批量删除素材（配音素材等），需逐项校验项目权限。"""
+) -> BatchOperationResponse:
+    """批量删除素材（软删除，标记 status=deleted），需逐项校验项目权限。"""
    user_id = authenticated_user.user.id
-    deleted_ids: list[str] = []
-    failed_ids: list[str] = []
+    success_ids: list[str] = []
+    failed_details: dict[str, str] = {}

-    for asset_id in request.ids:
+    for asset_id in request.asset_ids:
        item = asset_repository.find_by_id(asset_id)
        if item is None:
-            failed_ids.append(asset_id)
+            failed_details[asset_id] = "not_found"
            continue
        try:
-            _check_project_access(item.project_id, user_id, project_repository)
-            deleted_ids.append(asset_id)
+            check_project_access(item.project_id, user_id, project_repository)
+            success_ids.append(asset_id)
        except HTTPException:
-            failed_ids.append(asset_id)
+            failed_details[asset_id] = "access_denied"

-    if deleted_ids:
-        asset_repository.batch_delete(deleted_ids)
+    if success_ids:
+        asset_repository.batch_delete(success_ids)

-    return BatchDeleteResponse(deleted_count=len(deleted_ids), failed_ids=failed_ids)
+    return BatchOperationResponse(
+        success_count=len(success_ids),
+        failed_ids=list(failed_details.keys()),
+        failed_details=failed_details,
+    )
+
+
+@router.post("/batch-tag", response_model=BatchOperationResponse)
+def batch_tag_assets(
+    request: BatchTagRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    asset_repository: Any = Depends(get_asset_repository),
+    project_repository: Any = Depends(get_project_repository),
+    tag_repository: Any = Depends(get_tag_repository),
+) -> BatchOperationResponse:
+    """批量打标签（添加或替换模式），需逐项校验项目权限和标签权限。"""
+    user_id = authenticated_user.user.id
+    success_ids: list[str] = []
+    failed_details: dict[str, str] = {}
+
+    # 校验标签存在且属于当前用户
+    for tag_id in request.tag_ids:
+        tag = tag_repository.get(tag_id)
+        if tag is None:
+            return BatchOperationResponse(
+                success_count=0,
+                failed_ids=list(request.asset_ids),
+                failed_details={aid: f"tag_not_found:{tag_id}" for aid in request.asset_ids},
+            )
+        if tag.user_id != user_id:
+            return BatchOperationResponse(
+                success_count=0,
+                failed_ids=list(request.asset_ids),
+                failed_details={aid: f"tag_access_denied:{tag_id}" for aid in request.asset_ids},
+            )
+
+    # 校验素材权限
+    for asset_id in request.asset_ids:
+        item = asset_repository.find_by_id(asset_id)
+        if item is None:
+            failed_details[asset_id] = "not_found"
+            continue
+        try:
+            check_project_access(item.project_id, user_id, project_repository)
+            success_ids.append(asset_id)
+        except HTTPException:
+            failed_details[asset_id] = "access_denied"
+
+    if success_ids:
+        if request.mode == "replace":
+            asset_repository.batch_replace_tags(success_ids, request.tag_ids)
+        else:
+            asset_repository.batch_add_tags(success_ids, request.tag_ids)
+
+    return BatchOperationResponse(
+        success_count=len(success_ids),
+        failed_ids=list(failed_details.keys()),
+        failed_details=failed_details,
+    )
+
+
+@router.post("/batch-classify", response_model=BatchOperationResponse)
+def batch_classify_assets(
+    request: BatchClassifyRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    asset_repository: Any = Depends(get_asset_repository),
+    project_repository: Any = Depends(get_project_repository),
+) -> BatchOperationResponse:
+    """批量修改素材内容分类（person/scenic/product等），存在metadata.category中。"""
+    user_id = authenticated_user.user.id
+    success_ids: list[str] = []
+    failed_details: dict[str, str] = {}
+
+    for asset_id in request.asset_ids:
+        item = asset_repository.find_by_id(asset_id)
+        if item is None:
+            failed_details[asset_id] = "not_found"
+            continue
+        try:
+            check_project_access(item.project_id, user_id, project_repository)
+            success_ids.append(asset_id)
+        except HTTPException:
+            failed_details[asset_id] = "access_denied"
+
+    if success_ids:
+        asset_repository.batch_update_metadata(success_ids, {"category": request.category})
+
+    return BatchOperationResponse(
+        success_count=len(success_ids),
+        failed_ids=list(failed_details.keys()),
+        failed_details=failed_details,
+    )
+
+
+@router.post("/batch-mark", response_model=BatchOperationResponse)
+def batch_mark_assets(
+    request: BatchMarkRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    asset_repository: Any = Depends(get_asset_repository),
+    project_repository: Any = Depends(get_project_repository),
+) -> BatchOperationResponse:
+    """批量设置智能视图标记（recommended/caution/high_risk），存在metadata.smart_view中。"""
+    user_id = authenticated_user.user.id
+    success_ids: list[str] = []
+    failed_details: dict[str, str] = {}
+
+    for asset_id in request.asset_ids:
+        item = asset_repository.find_by_id(asset_id)
+        if item is None:
+            failed_details[asset_id] = "not_found"
+            continue
+        try:
+            check_project_access(item.project_id, user_id, project_repository)
+            success_ids.append(asset_id)
+        except HTTPException:
+            failed_details[asset_id] = "access_denied"
+
+    if success_ids:
+        asset_repository.batch_update_metadata(success_ids, {"smart_view": request.smart_view})
+
+    return BatchOperationResponse(
+        success_count=len(success_ids),
+        failed_ids=list(failed_details.keys()),
+        failed_details=failed_details,
+    )


@router.get("/{asset_id}", response_model=AssetResponse)
@@ -307,7 +464,7 @@ def get_asset(
    item = asset_repository.find_by_id(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)
    return _to_asset_response(item)


@@ -322,7 +479,7 @@ def update_asset(
    item = asset_repository.find_by_id(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)

    # 合并可修改字段
    if request.name is not None:
@@ -336,7 +493,7 @@ def update_asset(
    return _to_asset_response(updated)


-@router.delete("/{asset_id}", status_code=204)
+@router.delete("/{asset_id}", status_code=204, response_class=Response)
 def delete_asset(
    asset_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -346,7 +503,7 @@ def delete_asset(
    item = asset_repository.find_by_id(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)
    asset_repository.delete(asset_id)


@@ -363,7 +520,7 @@ def tag_asset(
    item = asset_repository.find_by_id(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)
    for tag_id in request.tag_ids:
        tag = tag_repository.get(tag_id)
        if tag is None:
@@ -375,7 +532,7 @@ def tag_asset(
    return _to_asset_response(updated)


-@router.delete("/{asset_id}/tags/{tag_id}", status_code=204)
+@router.delete("/{asset_id}/tags/{tag_id}", status_code=204, response_class=Response)
 def untag_asset(
    asset_id: str,
    tag_id: str,
@@ -387,7 +544,7 @@ def untag_asset(
    item = asset_repository.find_by_id(asset_id)
    if item is None:
        raise HTTPException(status_code=404, detail=f"Asset {asset_id} not found")
-    _check_project_access(item.project_id, authenticated_user.user.id, project_repository)
+    check_project_access(item.project_id, authenticated_user.user.id, project_repository)
    item.remove_tag(tag_id)
    asset_repository.update(item)

@@ -105,7 +105,7 @@ async def register(
    request: RegisterRequest,
    user_repository: UserRepository = Depends(get_user_repository),
    email_service=Depends(get_auth_email_service),
-):
+) -> RegisterResponse:
    use_case = RegisterUserUseCase(
        user_repository=user_repository,
        base_url=settings.APP_BASE_URL,
@@ -136,7 +136,7 @@ async def login(
    request: LoginRequest,
    user_repository: UserRepository = Depends(get_user_repository),
    session_store=Depends(get_auth_session_store),
-):
+) -> LoginResponse:
    use_case = LoginUseCase(
        user_repository=user_repository,
        session_store=session_store,
@@ -162,7 +162,7 @@ async def refresh(
    request: RefreshRequest,
    user_repository: UserRepository = Depends(get_user_repository),
    session_store=Depends(get_auth_session_store),
-):
+) -> LoginResponse:
    use_case = RefreshTokenUseCase(
        user_repository=user_repository,
        session_store=session_store,
@@ -194,7 +194,7 @@ def _verify_email_token(token: str, user_repository: UserRepository) -> MessageR
 async def verify_email(
    token: str,
    user_repository: UserRepository = Depends(get_user_repository),
-):
+) -> MessageResponse:
    return _verify_email_token(token, user_repository)


@@ -202,16 +202,16 @@ async def verify_email(
 async def verify_email_post(
    request: VerifyEmailRequestModel,
    user_repository: UserRepository = Depends(get_user_repository),
-):
+) -> MessageResponse:
    return _verify_email_token(request.token, user_repository)


-@router.post("/password/forgot", response_model=MessageResponse, status_code=status.HTTP_202_ACCEPTED)
+@router.post("/forgot-password", response_model=MessageResponse, status_code=status.HTTP_202_ACCEPTED)
 async def forgot_password(
    request: PasswordResetRequestModel,
    user_repository: UserRepository = Depends(get_user_repository),
    email_service=Depends(get_auth_email_service),
-):
+) -> MessageResponse:
    success, error = RequestPasswordResetUseCase(
        user_repository=user_repository,
        base_url=settings.APP_BASE_URL,
@@ -223,11 +223,11 @@ async def forgot_password(
    return MessageResponse(message="如果账户存在，密码重置邮件已发送")


-@router.post("/password/reset", response_model=MessageResponse)
+@router.post("/reset-password", response_model=MessageResponse)
 async def reset_password(
    request: ResetPasswordModel,
    user_repository: UserRepository = Depends(get_user_repository),
-):
+) -> MessageResponse:
    success, error = ResetPasswordUseCase(user_repository=user_repository).execute(
        ResetPasswordRequest(token=request.token, new_password=request.new_password)
    )
@@ -241,9 +241,8 @@ async def reset_password(
 async def logout(
    credentials: HTTPAuthorizationCredentials | None = Depends(bearer_scheme),
    current_user: AuthenticatedUser = Depends(get_current_user),
-):
+) -> MessageResponse:
    """登出 - 将当前 token 加入黑名单"""
-    from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer

    if credentials:
        try:
@@ -258,7 +257,7 @@ async def logout(
@router.get("/me", response_model=CurrentUserResponse)
 async def get_current_user_info(
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-):
+) -> CurrentUserResponse:
    user = authenticated_user.user
    return CurrentUserResponse(
        user_id=user.id,
@@ -324,7 +323,7 @@ def _get_internal_api_keys() -> list[str]:
            if content:
                return [k.strip() for k in content.split(",") if k.strip()]
    except Exception:
-        logger.debug("Failed to read internal API keys from file", exc_info=True)
+        logger.warning("无法读取内部 API 密钥文件，仅依赖环境变量配置", exc_info=True)

    return []

@@ -355,7 +354,7 @@ async def wechat_sync(
    request: WechatSyncRequest,
    user_repository: UserRepository = Depends(get_user_repository),
    _: bool = Depends(_verify_internal_api_key),
-):
+) -> WechatSyncResponse:
    """
    微信同步登录/注册（系统级内部接口）

@@ -13,8 +13,8 @@ from pathlib import Path
 from typing import Any
 from uuid import uuid4

+from app.api.routes._helpers import require_project_and_library
 from app.auth import AuthenticatedUser, get_current_user
-from app.config import get_settings
 from app.core.celery_app import celery_app
 from app.core.storage import OSSStorageService, get_storage_service
 from app.dependencies import (
@@ -113,22 +113,6 @@ def _atomic_check_and_record(upload_id: str, chunk_index: int) -> bool:
            fcntl.flock(f.fileno(), fcntl.LOCK_UN)


-def _require_project_and_library(
-    project_id: str,
-    library_id: str,
-    project_repository: Any,
-    asset_library_repository: Any,
-) -> None:
-    """Verify project and asset library exist"""
-    project = GetProjectUseCase(project_repository).execute(project_id)
-    if project is None:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Project not found")
-
-    libraries = asset_library_repository.find_by_project(project_id)
-    if not any(item.id == library_id for item in libraries):
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Asset library not found")
-
-
 def _load_upload_meta(upload_id: str) -> dict[str, Any]:
    """Load upload metadata"""
    meta_path = _get_upload_meta_path(upload_id)
@@ -206,7 +190,6 @@ async def init_chunked_upload(
    asset_library_repository: Any = Depends(get_asset_library_repository),
 ) -> ChunkedUploadInitResponse:
    """Initialize chunked upload"""
-    settings = get_settings()

    # Validate file size
    if request.file_size > MAX_FILE_SIZE:
@@ -221,7 +204,7 @@ async def init_chunked_upload(
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Project not found")

    # Verify asset library
-    _require_project_and_library(
+    require_project_and_library(
        request.project_id,
        request.library_id,
        project_repository,
@@ -1,92 +0,0 @@
-from typing import Any
-
-from app.auth import AuthenticatedUser, get_current_user
-from app.dependencies import (
-    get_asset_repository,
-    get_generation_task_repository,
-    get_project_repository,
-    get_title_library_repository,
-    get_voice_library_repository,
-)
-from app.schemas.dashboard import DashboardOverviewResponse, RecentTaskItem, SubscriptionInfo
-from fastapi import APIRouter, Depends
-
-router = APIRouter()
-
-
-def _status_value(status) -> str:
-    return status.value if hasattr(status, "value") else str(status)
-
-
-def _generation_step(status: str) -> str:
-    if status == "pending":
-        return "等待 Worker 执行"
-    if status == "running":
-        return "正在生成成片"
-    if status == "completed":
-        return "生成完成"
-    if status == "failed":
-        return "生成失败"
-    return status
-
-
-@router.get("/overview", response_model=DashboardOverviewResponse)
-def get_dashboard_overview(
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-    asset_repository: Any = Depends(get_asset_repository),
-    generation_task_repository: Any = Depends(get_generation_task_repository),
-    title_library_repository: Any = Depends(get_title_library_repository),
-    voice_library_repository: Any = Depends(get_voice_library_repository),
-) -> DashboardOverviewResponse:
-    """Dashboard 概览：用户级汇总数据。"""
-    user_id = authenticated_user.user.id
-
-    # 获取用户可访问的所有 project
-    projects = project_repository.find_accessible_projects(user_id)
-    project_ids = [p.id for p in projects]
-
-    # 素材统计
-    total_assets = asset_repository.count_by_project_ids(project_ids)
-    used_storage_bytes = asset_repository.sum_storage_by_project_ids(project_ids)
-
-    # 标题库 / 配音库统计
-    total_titles = title_library_repository.count_by_user(user_id)
-    total_voices = voice_library_repository.count_by_user(user_id)
-
-    # 生成任务统计
-    total_tasks = generation_task_repository.count_by_user(user_id)
-
-    # 最近任务（SQL 层 LIMIT 5）
-    recent = generation_task_repository.list_recent_by_user(user_id, limit=5)
-    recent_tasks = []
-    for task in recent:
-        s = _status_value(task.status)
-        recent_tasks.append(
-            RecentTaskItem(
-                id=task.id,
-                task_type="generation",
-                status=s,
-                current_step=_generation_step(s),
-                error_message=task.error_message or "",
-                updated_at=task.completed_at or task.started_at or task.created_at,
-            )
-        )
-
-    # 订阅信息
-    user = authenticated_user.user
-    subscription = SubscriptionInfo(
-        plan=getattr(user, "subscription_plan", "free") or "free",
-        is_active=getattr(user, "subscription_status", "") == "active",
-    )
-
-    return DashboardOverviewResponse(
-        total_assets=total_assets,
-        used_storage_bytes=used_storage_bytes,
-        total_titles=total_titles,
-        total_voices=total_voices,
-        total_tasks=total_tasks,
-        total_products=len(projects),
-        subscription=subscription,
-        recent_tasks=recent_tasks,
-    )
@@ -239,7 +239,7 @@ def get_duplication_detail(
    return _to_detail_response(record)


-@router.delete("/records/{record_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/records/{record_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_duplication_record(
    record_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -257,7 +257,7 @@ def delete_duplication_record(

    use_case = DeleteDuplicationRecordUseCase(duplication_repository)
    use_case.execute(record_id)
-    return Response(status_code=204)
+    return


@router.post("/records/{record_id}/retry", response_model=DuplicationUploadResponse)
@@ -6,12 +6,11 @@ RESTful CRUD for EditPlan:
 - POST   /api/v1/edit-plans            创建
 - PUT    /api/v1/edit-plans/{id}       更新（含状态机流转）
 - DELETE /api/v1/edit-plans/{id}       删除
- POST   /api/v1/edit-plans/{id}/generate          触发剪辑渲染生成（任务 2.05）
- GET    /api/v1/edit-plans/{id}/generation-status  查询生成进度（任务 2.05）
- POST   /api/v1/edit-plans/{id}/ai-recommend       AI 推荐片段方案（任务 3.09）
- POST   /api/v1/edit-plans/{id}/generate-cover     AI 生成封面（任务 3.09）
- GET    /api/v1/edit-plans/{id}/timeline           时间线场景数据
- POST   /api/v1/edit-plans/generate-from-template  基于模板+素材自动生成剪辑计划
+
+拆分模块（各自独立 router，由本文件 include_router 聚合）:
+- edit_plans_generation.py   生成相关（generate / generation-status / generations）
+- edit_plans_ai.py           AI 推荐 & 封面（ai-recommend / generate-cover）
+- edit_plans_timeline.py     时间线 & 模板生成（timeline / generate-from-template）

 业务逻辑委托给 EditPlanService 服务层。
 """
@@ -23,37 +22,18 @@ from datetime import datetime
 from typing import Any, List, Optional

 from app.auth import AuthenticatedUser, get_current_user
-from app.core.celery_app import celery_app
-from app.core.task_enqueue import GLOBAL_PENDING_LIMIT, USER_PENDING_LIMIT
-from app.dependencies import get_asset_library_repository, get_asset_repository, get_db_session, get_project_repository
+from app.dependencies import get_db_session, get_project_repository
 from app.schemas.generation_task import GenerationTaskResponse
-from app.services import EditPlanService, PlanGeneratorService
-from fastapi import APIRouter, Depends, HTTPException, Query, status
+from app.services import EditPlanService
+from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
 from pydantic import BaseModel, Field
 from sqlalchemy.orm import Session

-from packages.adapters.sqlalchemy_impl.asset_library_repository import (
-    SQLAlchemyAssetLibraryRepository,
-)
-from packages.adapters.sqlalchemy_impl.asset_repository import (
-    SQLAlchemyAssetRepository,
-)
-from packages.adapters.sqlalchemy_impl.generation_task_repository import (
-    SQLAlchemyGenerationTaskRepository,
-)
-from packages.adapters.sqlalchemy_impl.template_clip_config_repository import (
-    SQLAlchemyTemplateClipConfigRepository,
-)
-from packages.adapters.sqlalchemy_impl.template_repository import (
-    SQLAlchemyTemplateRepository,
-)
-from packages.application.generation_tasks import (
-    CreateGenerationTaskCommand,
-    CreateGenerationTaskUseCase,
-)
 from packages.domain.config_schemas import normalize_plan_config
 from packages.domain.edit_plan import EditPlan, EditPlanStatus

+from ._helpers import check_project_access
+
 logger = logging.getLogger(__name__)

 router = APIRouter()
@@ -166,6 +146,7 @@ class AIRecommendClipItem(BaseModel):
    text_content: str = Field(default="", description="文字内容")
    duration: float = Field(..., ge=0.0, description="片段时长（秒）")
    transition_effect: str = Field(default="cut", description="转场效果")
+    transition_duration: float = Field(default=0.0, ge=0.0, description="转场时长（秒），0 表示使用默认值")
    asset_id: str = Field(default="", description="关联素材 ID")
    start_time: float = Field(default=0.0, ge=0.0, description="素材截取起始时间（秒）")
    config: dict[str, Any] = Field(default_factory=dict, description="片段额外配置")
@@ -229,6 +210,7 @@ class _PlanClipItem(BaseModel):
    start_time: float
    duration: float
    transition_effect: str
+    transition_duration: float
    status: str
    config: Optional[dict[str, Any]] = None
    created_at: datetime
@@ -247,17 +229,6 @@ class GenerateFromTemplateResponse(BaseModel):
 # ── Helpers ───────────────────────────────────────────────────────────────────


-def _check_project_access(project_id: str, user_id: str, project_repository: Any) -> None:
-    """校验用户对项目的访问权限（参照 assets.py 的 can_access 模式）"""
-    if not project_id or not project_id.strip():
-        return
-    project = project_repository.find_by_id(project_id)
-    if project is None:
-        raise HTTPException(status_code=404, detail="项目不存在")
-    if not project.can_access(user_id):
-        raise HTTPException(status_code=403, detail="无权访问该项目")
-
-
 def _to_response(p: EditPlan) -> EditPlanResponse:
    return EditPlanResponse(
        id=p.id,
@@ -273,7 +244,7 @@ def _to_response(p: EditPlan) -> EditPlanResponse:
    )


-# ── Routes ────────────────────────────────────────────────────────────────────
+# ── CRUD Routes ───────────────────────────────────────────────────────────────


@router.get("", response_model=EditPlanListResponse)
@@ -311,7 +282,7 @@ def list_plans(

    # 项目鉴权：如果指定了 project_id，校验用户是否有权访问
    if project_id:
-        _check_project_access(project_id, current_user.user.id, project_repository)
+        check_project_access(project_id, current_user.user.id, project_repository)

    skip = (page - 1) * page_size
    plans = svc.list_plans(
@@ -353,7 +324,7 @@ def get_plan(
        )
    # 项目鉴权
    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
    return _to_response(plan)


@@ -369,7 +340,7 @@ def create_plan(
    project_id = (body.project_id or "").strip()
    # 项目鉴权
    if project_id:
-        _check_project_access(project_id, current_user.user.id, project_repository)
+        check_project_access(project_id, current_user.user.id, project_repository)
    svc = EditPlanService(db)
    # 标准化 config，填充 cover/title/subtitle/bgm 默认值
    normalized_config = normalize_plan_config(body.config)
@@ -411,7 +382,7 @@ def update_plan(
    if existing is None:
        raise HTTPException(status_code=404, detail=f"剪辑计划不存在: {plan_id}")
    if existing.project_id:
-        _check_project_access(existing.project_id, current_user.user.id, project_repository)
+        check_project_access(existing.project_id, current_user.user.id, project_repository)

    # 基础字段更新
    try:
@@ -453,7 +424,7 @@ def update_plan(
    return _to_response(result)


-@router.delete("/{plan_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/{plan_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_plan(
    plan_id: str,
    db: Session = Depends(get_db_session),
@@ -465,7 +436,7 @@ def delete_plan(
    # 项目鉴权
    existing = svc.get_plan(plan_id)
    if existing and existing.project_id:
-        _check_project_access(existing.project_id, current_user.user.id, project_repository)
+        check_project_access(existing.project_id, current_user.user.id, project_repository)
    deleted = svc.delete_plan(plan_id)
    if not deleted:
        raise HTTPException(
@@ -479,753 +450,12 @@ def delete_plan(
    )


-# ── 生成相关端点（任务 2.05） ─────────────────────────────────────────────────
+# ── Include sub-routers (拆分模块) ────────────────────────────────────────────

+from .edit_plans_ai import router as ai_router
+from .edit_plans_generation import router as generation_router
+from .edit_plans_timeline import router as timeline_router

-@router.post("/{plan_id}/generate", response_model=EditPlanGenerateResponse)
-def generate_plan(
-    plan_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-    asset_library_repo: Any = Depends(get_asset_library_repository),
-    asset_repo: Any = Depends(get_asset_repository),
-) -> EditPlanGenerateResponse:
-    """触发剪辑计划渲染生成
-
-    前置条件：计划状态必须为 editing，且至少有一个片段。
-    流程：
-    1. 验证计划状态为 editing
-    2. 将 pending 片段标记为 ready
-    3. 创建 GenerationTask
-    4. 调度 Celery 任务 worker.render_edit_plan
-    5. 将计划状态流转为 rendering
-    """
-    svc = EditPlanService(db)
-    # 项目鉴权
-    plan_check = svc.get_plan(plan_id)
-    if plan_check is None:
-        raise HTTPException(status_code=404, detail=f"剪辑计划不存在: {plan_id}")
-    if plan_check.project_id:
-        _check_project_access(plan_check.project_id, current_user.user.id, project_repository)
-
-    # ── 自动兜底 1: draft → editing ──────────────────────────────────────
-    if plan_check.status == EditPlanStatus.DRAFT:
-        logger.info("自动兜底: plan=%s draft→editing", plan_id)
-        svc.transition_status(plan_id, EditPlanStatus.EDITING)
-
-    # ── 自动兜底 2: 无片段 + 有 template_id → 从模板复制片段配置 ──────────
-    existing_clips = svc.count_clips(plan_id)
-    if existing_clips == 0 and plan_check.template_id:
-        logger.info(
-            "自动兜底: plan=%s 无片段，从模板 %s 复制片段配置",
-            plan_id,
-            plan_check.template_id,
-        )
-        # 优先从新模型 template_clip_configs 读取，若无则回退到旧模型 template_segments
-        clip_config_repo = SQLAlchemyTemplateClipConfigRepository(db)
-        configs = clip_config_repo.list_by_template(plan_check.template_id)
-        if configs:
-            for cfg in configs:
-                svc.create_clip(
-                    plan_id=plan_id,
-                    clip_type=cfg.clip_type.value if hasattr(cfg.clip_type, "value") else cfg.clip_type,
-                    order=cfg.order,
-                    template_clip_config_id=cfg.id,
-                    duration=cfg.default_duration,
-                    transition_effect=(
-                        cfg.transition_effect.value
-                        if hasattr(cfg.transition_effect, "value")
-                        else cfg.transition_effect
-                    ),
-                )
-            logger.info("自动兜底: plan=%s 从新模型 template_clip_configs 复制了 %d 个片段", plan_id, len(configs))
-        else:
-            # 回退到旧模型 template_segments
-            tpl_repo = SQLAlchemyTemplateRepository(db)
-            segments = tpl_repo.list_segments(plan_check.template_id)
-            for seg in segments:
-                avg_duration = (seg.duration_min + seg.duration_max) / 2
-                svc.create_clip(
-                    plan_id=plan_id,
-                    clip_type="main",  # 旧模型无结构角色，统一为主体片段
-                    order=seg.segment_order,
-                    duration=avg_duration,
-                    config={
-                        "material_type": seg.material_type or "",
-                        "template_segment_id": seg.id,
-                    },
-                )
-            logger.info("自动兜底: plan=%s 从旧模型 template_segments 复制了 %d 个片段", plan_id, len(segments))
-
-    # ── 自动兜底 3: 为没有素材的片段分配素材 ──────────────────────────
-    # 如果 plan.config.asset_ids 有素材，但 clips 没有 asset_id，自动按顺序分配
-    all_clips = svc.list_clips(plan_id)
-    clips_without_asset = [c for c in all_clips if not c.asset_id]
-    config_asset_ids = (plan_check.config or {}).get("asset_ids", [])
-    material_mode = (plan_check.config or {}).get("material_mode", "manual")
-
-    if clips_without_asset and config_asset_ids:
-        logger.info(
-            "自动兜底3: plan=%s 为 %d 个无素材片段分配 %d 个指定素材",
-            plan_id,
-            len(clips_without_asset),
-            len(config_asset_ids),
-        )
-        for i, clip in enumerate(clips_without_asset):
-            asset_idx = i % len(config_asset_ids)
-            svc.assign_asset(clip.id, config_asset_ids[asset_idx])
-        logger.info("自动兜底3: plan=%s 素材分配完成", plan_id)
-        clips_without_asset = []  # 已分配完
-
-    # ── 自动兜底 4: 自动素材模式 → 从项目默认视频素材库选取 ────────────
-    if clips_without_asset and material_mode == "auto" and plan_check.project_id:
-        import random
-
-        logger.info(
-            "自动兜底4: plan=%s 自动素材模式，从项目素材库选取素材 (%d 个片段需要)",
-            plan_id,
-            len(clips_without_asset),
-        )
-        # 找到项目的视频素材库
-        libs = asset_library_repo.find_by_project(plan_check.project_id)
-        video_lib = None
-        for lib in libs:
-            lib_kind = lib.kind.value if hasattr(lib.kind, "value") else lib.kind
-            if lib_kind == "video":
-                video_lib = lib
-                break
-
-        if video_lib:
-            assets = asset_repo.find_by_library(video_lib.id)
-            # 筛选 ready 状态的视频素材
-            ready_videos = [
-                a
-                for a in assets
-                if (a.status.value if hasattr(a.status, "value") else a.status) == "ready"
-                and a.mime_type
-                and a.mime_type.startswith("video")
-            ]
-            if ready_videos:
-                # 随机选取，按片段数轮询分配
-                random.shuffle(ready_videos)
-                for i, clip in enumerate(clips_without_asset):
-                    asset = ready_videos[i % len(ready_videos)]
-                    svc.assign_asset(clip.id, asset.id)
-                logger.info(
-                    "自动兜底4: plan=%s 从素材库 %s 分配了 %d 个素材给 %d 个片段",
-                    plan_id,
-                    video_lib.name,
-                    len(ready_videos),
-                    len(clips_without_asset),
-                )
-            else:
-                logger.warning("自动兜底4: plan=%s 素材库无可用视频素材", plan_id)
-        else:
-            logger.warning("自动兜底4: plan=%s 项目无视频素材库", plan_id)
-
-    # 检查是否可生成
-    try:
-        can_gen, reason = svc.can_generate(plan_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-    if not can_gen:
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST,
-            detail=reason,
-        )
-
-    # 核心生成流程：捕获异常返回明确错误信息，避免裸 500
-    try:
-        # 将 pending 片段标记为 ready
-        clip_count = svc.mark_clips_ready(plan_id)
-
-        # 创建 GenerationTask
-        gen_task_repo = SQLAlchemyGenerationTaskRepository(db)
-
-        # 队列限流预检查（repository 不支持计数时跳过）
-        user_id = current_user.user.id
-        try:
-            has_count = hasattr(gen_task_repo, "count_pending_by_user") and hasattr(
-                gen_task_repo, "count_pending_total"
-            )
-            if has_count:
-                user_pending = gen_task_repo.count_pending_by_user(user_id)
-                global_pending = gen_task_repo.count_pending_total()
-                if user_pending >= USER_PENDING_LIMIT:
-                    raise HTTPException(
-                        status_code=429,
-                        detail=f"您的待处理任务过多（当前 {user_pending}/{USER_PENDING_LIMIT}），请等待完成后再提交",
-                    )
-                if global_pending >= GLOBAL_PENDING_LIMIT:
-                    raise HTTPException(
-                        status_code=503,
-                        detail="系统繁忙，请稍后再试",
-                    )
-        except HTTPException:
-            raise
-        except Exception as e:
-            logger.warning("[队列限流] 剪辑计划限流检查失败，跳过: %s", e)
-
-        gen_task_use_case = CreateGenerationTaskUseCase(gen_task_repo)
-        plan = svc.get_plan_or_raise(plan_id)
-        gen_task = gen_task_use_case.execute(
-            CreateGenerationTaskCommand(
-                project_id="",
-                template_id=plan.template_id,
-                created_by_user_id=current_user.user.id,
-                source_edit_plan_id=plan_id,
-            )
-        )
-
-        # 将 generation_task_id 存入 plan config
-        svc.update_plan_config(plan_id, {"generation_task_id": gen_task.id})
-
-        # 流转状态为 rendering
-        svc.transition_status(plan_id, EditPlanStatus.RENDERING)
-
-        # 调度 Celery 任务
-        celery_app.send_task("worker.render_edit_plan", args=[plan_id])
-
-        # 获取最新状态
-        updated_plan = svc.get_plan_or_raise(plan_id)
-
-        logger.info(
-            "触发剪辑计划生成: plan_id=%s gen_task_id=%s clips=%d by user=%s",
-            plan_id,
-            gen_task.id,
-            clip_count,
-            current_user.user.id,
-        )
-
-        return EditPlanGenerateResponse(
-            plan_id=plan_id,
-            plan_status=updated_plan.status.value if hasattr(updated_plan.status, "value") else updated_plan.status,
-            generation_task_id=gen_task.id,
-            clip_count=clip_count,
-        )
-    except HTTPException:
-        # 已处理的 HTTP 异常直接透传
-        raise
-    except Exception as exc:
-        logger.exception("触发剪辑计划生成失败: plan_id=%s", plan_id)
-        # 尝试将计划标记为失败（RENDERING → FAILED 是合法的状态流转）
-        try:
-            svc.transition_status(plan_id, EditPlanStatus.FAILED)
-        except Exception:
-            logger.warning("标记计划失败状态时异常: plan_id=%s", plan_id)
-        raise HTTPException(
-            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
-            detail="生成失败，请稍后重试",
-        )
-
-
-@router.get(
-    "/{plan_id}/generation-status",
-    response_model=EditPlanGenerationStatusResponse,
-)
-def get_generation_status(
-    plan_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> EditPlanGenerationStatusResponse:
-    """查询剪辑计划生成进度
-
-    返回计划状态、关联的 GenerationTask ID、以及每个片段的状态。
-    """
-    svc = EditPlanService(db)
-    try:
-        gen_status = svc.get_generation_status(plan_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-
-    plan = gen_status["plan"]
-    # 项目鉴权
-    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
-    clips = gen_status["clips"]
-
-    clip_items = [
-        ClipStatusItem(
-            clip_id=c.id,
-            clip_type=c.clip_type,
-            order=c.order,
-            status=c.status.value if hasattr(c.status, "value") else c.status,
-            asset_id=c.asset_id or "",
-            text_content=c.text_content or "",
-            duration=c.duration,
-        )
-        for c in clips
-    ]
-
-    return EditPlanGenerationStatusResponse(
-        plan_id=plan_id,
-        plan_status=plan.status.value if hasattr(plan.status, "value") else plan.status,
-        generation_task_id=gen_status["generation_task_id"],
-        clips=clip_items,
-    )
-
-
-@router.get(
-    "/{plan_id}/generations",
-    response_model=EditPlanGenerationsResponse,
-)
-def list_plan_generations(
-    plan_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> EditPlanGenerationsResponse:
-    """查询剪辑计划关联的所有生成记录
-
-    返回该剪辑计划触发的所有 GenerationTask，按创建时间倒序。
-    """
-    svc = EditPlanService(db)
-    # 验证计划存在 + 项目鉴权
-    plan = svc.get_plan_or_raise(plan_id)
-    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
-
-    gen_task_repo = SQLAlchemyGenerationTaskRepository(db)
-    tasks = gen_task_repo.list_by_source_edit_plan(plan_id)
-    items = [
-        GenerationTaskResponse(
-            id=t.id,
-            project_id=t.project_id,
-            asset_library_id=t.asset_library_id,
-            strategy_id=t.strategy_id,
-            voice_library_id=t.voice_library_id,
-            template_id=t.template_id,
-            asset_ids=t.asset_ids,
-            title_ids=t.title_ids,
-            voice_ids=t.voice_ids,
-            source_edit_plan_id=t.source_edit_plan_id or "",
-            status=t.status.value if hasattr(t.status, "value") else t.status,
-            progress=t.progress,
-            result_count=t.result_count,
-            error_message=t.error_message,
-        )
-        for t in tasks
-    ]
-    return EditPlanGenerationsResponse(items=items, total=len(items))
-
-
-# ── AI 推荐 & 封面生成端点（任务 3.09） ────────────────────────────────────────
-
-
-@router.post(
-    "/{plan_id}/ai-recommend",
-    response_model=AIRecommendResponse,
-)
-def ai_recommend_clips(
-    plan_id: str,
-    body: AIRecommendRequest,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> AIRecommendResponse:
-    """AI 推荐片段方案
-
-    调用 AI 服务分析素材，自动生成片段编排方案并写入剪辑计划。
-
-    流程：
-    1. 验证计划存在且状态为 draft/editing
-    2. 调用 AI 推荐服务（当前为 stub，后续接入真实 AI）
-    3. 清除计划现有片段，按推荐方案重新创建
-    4. 更新计划 config（cover/title/subtitle/bgm）和 total_duration
-    5. 返回推荐方案详情
-
-    前端对接：
-    - 请求体只需传 asset_ids（必填），editing_mode 和 target_duration 可选
-    - 返回的 clips 可直接渲染到时间线
-    - 返回的 config 包含推荐的封面/标题/字幕/BGM 配置
-    """
-    svc = EditPlanService(db)
-
-    # 验证计划存在
-    try:
-        plan = svc.get_plan_or_raise(plan_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-
-    # 项目鉴权
-    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
-
-    # 验证状态：只允许 draft 或 editing
-    plan_status = plan.status.value if hasattr(plan.status, "value") else plan.status
-    if plan_status not in ("draft", "editing"):
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST,
-            detail="当前计划状态不支持AI推荐，请先创建或编辑计划后再试",
-        )
-
-    # 调用 AI 推荐服务（同步调用 stub，后续改为 Celery 异步）
-    from apps.worker.worker_app.tasks.ai_tasks import run_ai_recommend
-
-    result = run_ai_recommend(
-        plan_id=plan_id,
-        template_id=plan.template_id,
-        asset_ids=body.asset_ids,
-        editing_mode=body.editing_mode,
-        target_duration=body.target_duration,
-    )
-
-    # ── 事务保护：清除 → 重建 → 更新 必须在同一逻辑事务中 ──
-    # TODO: 当前各 repo 方法内部 commit()，无法真正回滚。
-    #       后续重构 repo 为 flush() 模式后，此处改为统一 commit。
-    try:
-        # 清除现有片段
-        svc.delete_all_clips(plan_id)
-
-        # 按推荐方案创建新片段
-        for clip_data in result["clips"]:
-            svc.create_clip(
-                plan_id=plan_id,
-                clip_type=clip_data["clip_type"],
-                order=clip_data["order"],
-                text_content=clip_data.get("text_content", ""),
-                duration=clip_data["duration"],
-                transition_effect=clip_data.get("transition_effect", "cut"),
-                asset_id=clip_data.get("asset_id", ""),
-                start_time=clip_data.get("start_time", 0.0),
-                config=clip_data.get("config", {}),
-            )
-
-        # 更新计划 config 和 total_duration
-        normalized_config = normalize_plan_config(result.get("config", {}))
-        svc.update_plan(
-            plan_id,
-            config=normalized_config,
-            total_duration=result["total_duration"],
-        )
-    except Exception as exc:
-        logger.exception("AI 推荐写入失败，plan_id=%s 数据可能不一致", plan_id)
-        # 尝试回滚未提交的变更
-        try:
-            db.rollback()
-        except Exception:
-            pass
-        raise HTTPException(
-            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
-            detail="AI推荐结果保存失败，请稍后重试",
-        )
-
-    logger.info(
-        "AI 推荐片段方案: plan_id=%s clips=%d duration=%.1f by user=%s",
-        plan_id,
-        len(result["clips"]),
-        result["total_duration"],
-        current_user.user.id,
-    )
-
-    return AIRecommendResponse(
-        plan_id=plan_id,
-        clips=[
-            AIRecommendClipItem(
-                clip_type=c["clip_type"],
-                order=c["order"],
-                text_content=c.get("text_content", ""),
-                duration=c["duration"],
-                transition_effect=c.get("transition_effect", "cut"),
-                asset_id=c.get("asset_id", ""),
-                start_time=c.get("start_time", 0.0),
-                config=c.get("config", {}),
-            )
-            for c in result["clips"]
-        ],
-        config=normalized_config,
-        total_duration=result["total_duration"],
-        confidence=result["confidence"],
-    )
-
-
-@router.post(
-    "/{plan_id}/generate-cover",
-    response_model=GenerateCoverResponse,
-)
-def generate_cover(
-    plan_id: str,
-    body: GenerateCoverRequest,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> GenerateCoverResponse:
-    """AI 生成封面
-
-    调用 AI 服务从视频中选帧或生成封面图，并更新计划 config.cover。
-
-    流程：
-    1. 验证计划存在
-    2. 调用 AI 封面生成服务（当前为 stub，后续接入真实 AI）
-    3. 更新 plan.config["cover"] 为生成的封面数据
-    4. 返回封面数据
-
-    前端对接：
-    - cover_type=ai_frame: AI 智能选帧（默认）
-    - cover_type=manual: 手动选帧，需传 frame_time
-    - cover_type=upload: 用户上传，接口返回空 image_url，前端自行上传后更新
-    - cover_type=ai_regenerate: AI 重新生成
-    """
-    svc = EditPlanService(db)
-
-    # 验证计划存在
-    try:
-        plan = svc.get_plan_or_raise(plan_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-
-    # 项目鉴权
-    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
-
-    # 调用 AI 封面生成服务
-    from apps.worker.worker_app.tasks.ai_tasks import run_generate_cover
-
-    cover_data = run_generate_cover(
-        plan_id=plan_id,
-        asset_ids=body.asset_ids,
-        cover_type=body.cover_type,
-        frame_time=body.frame_time,
-    )
-
-    # 更新 plan.config["cover"]
-    current_config = dict(plan.config)
-    current_config["cover"] = cover_data
-    normalized = normalize_plan_config(current_config)
-    svc.update_plan_config(plan_id, {"cover": normalized["cover"]})
-
-    logger.info(
-        "AI 封面生成: plan_id=%s type=%s by user=%s",
-        plan_id,
-        body.cover_type,
-        current_user.user.id,
-    )
-
-    return GenerateCoverResponse(
-        plan_id=plan_id,
-        cover=cover_data,
-    )
-
-
-# ── Timeline / Scene 端点（P2-6） ─────────────────────────────────────────────
-
-
-class TimelineSceneResponse(BaseModel):
-    """时间线场景"""
-
-    scene: str = Field(..., description="场景描述")
-    time: str = Field(..., description='时间范围，如 "0:00 - 0:05"')
-    duration: float = Field(..., ge=0, description="时长（秒）")
-    color: str = Field(..., description="展示颜色")
-    clip_id: str = Field(default="", description="关联的片段 ID")
-    clip_type: str = Field(default="", description="片段类型")
-
-
-class TimelineResponse(BaseModel):
-    """时间线响应"""
-
-    plan_id: str
-    total_duration: float
-    scenes: List[TimelineSceneResponse]
-
-
-# clip_type → 颜色映射
-_CLIP_TYPE_COLORS = {
-    "intro": "#6366f1",
-    "title": "#6366f1",
-    "product": "#818cf8",
-    "showcase": "#10b981",
-    "scene": "#10b981",
-    "subtitle": "#f59e0b",
-    "text": "#f59e0b",
-    "cta": "#ef4444",
-    "outro": "#ef4444",
-    "voiceover": "#8b5cf6",
-    "transition": "#64748b",
-}
-
-_DEFAULT_COLOR = "#6366f1"
-
-
-def _format_time(seconds: float) -> str:
-    """将秒数格式化为 M:SS"""
-    m = int(seconds) // 60
-    s = int(seconds) % 60
-    return f"{m}:{s:02d}"
-
-
-def _clip_type_to_scene_label(clip_type: str, text_content: str) -> str:
-    """根据 clip_type 和 text_content 生成场景描述"""
-    type_labels = {
-        "intro": "开场",
-        "title": "标题",
-        "product": "产品展示",
-        "showcase": "场景展示",
-        "scene": "场景",
-        "subtitle": "字幕",
-        "text": "文字",
-        "cta": "结尾 CTA",
-        "outro": "结尾",
-        "voiceover": "配音",
-        "transition": "转场",
-    }
-    label = type_labels.get(clip_type, clip_type or "片段")
-    if text_content:
-        # 截取前 20 个字符作为副标题
-        short = text_content[:20].strip()
-        if short:
-            return f"{label} - {short}"
-    return label
-
-
-@router.get(
-    "/{plan_id}/timeline",
-    response_model=TimelineResponse,
-)
-def get_plan_timeline(
-    plan_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> TimelineResponse:
-    """获取剪辑计划的时间线场景数据
-
-    返回按计划片段排序的时间线场景列表，供前端 GeneratePage 渲染使用。
-    """
-    svc = EditPlanService(db)
-    plan = svc.get_plan_or_raise(plan_id)
-    # 项目鉴权
-    if plan.project_id:
-        _check_project_access(plan.project_id, current_user.user.id, project_repository)
-
-    clips = svc.list_clips(plan_id=plan_id, skip=0, limit=200)
-    # 按 order 排序
-    clips.sort(key=lambda c: c.order)
-
-    scenes: List[TimelineSceneResponse] = []
-    current_time = 0.0
-
-    for clip in clips:
-        start = current_time
-        end = start + clip.duration
-        color = _CLIP_TYPE_COLORS.get(clip.clip_type, _DEFAULT_COLOR)
-        scene_label = _clip_type_to_scene_label(clip.clip_type, clip.text_content)
-
-        scenes.append(
-            TimelineSceneResponse(
-                scene=scene_label,
-                time=f"{_format_time(start)} - {_format_time(end)}",
-                duration=clip.duration,
-                color=color,
-                clip_id=clip.id,
-                clip_type=clip.clip_type,
-            )
-        )
-        current_time = end
-
-    total_duration = sum(s.duration for s in scenes) or plan.total_duration
-
-    return TimelineResponse(
-        plan_id=plan_id,
-        total_duration=total_duration,
-        scenes=scenes,
-    )
-
-
-# ── 基于模板生成剪辑计划 ─────────────────────────────────────────────────────
-
-
-@router.post(
-    "/generate-from-template",
-    response_model=GenerateFromTemplateResponse,
-    status_code=status.HTTP_201_CREATED,
-)
-def generate_from_template(
-    body: GenerateFromTemplateRequest,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-    project_repository: Any = Depends(get_project_repository),
-) -> GenerateFromTemplateResponse:
-    """基于模板 + 素材自动生成剪辑计划
-
-    流程:
-    1. 获取模板及其片段配置
-    2. 调用 PlanGeneratorService 生成 EditPlan + EditPlanClips
-    3. 返回完整的计划和片段列表
-    """
-    from app.services import EditTemplateService
-
-    # 项目鉴权
-    if body.project_id:
-        _check_project_access(body.project_id, current_user.user.id, project_repository)
-
-    template_svc = EditTemplateService(db)
-
-    # 获取模板
-    try:
-        template = template_svc.get_template_or_raise(body.template_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-
-    # 获取模板片段配置
-    clip_configs = template_svc.list_clip_configs(body.template_id, skip=0, limit=200)
-
-    # 调用 PlanGeneratorService 生成计划
-    generator = PlanGeneratorService(db)
-    result = generator.generate_from_template(
-        template=template,
-        clip_configs=clip_configs,
-        asset_ids=body.asset_ids,
-        project_id=body.project_id,
-        created_by_user_id=current_user.user.id,
-        name=body.name,
-    )
-
-    plan = result["plan"]
-    clips = result["clips"]
-
-    logger.info(
-        "基于模板生成剪辑计划: plan_id=%s template_id=%s clips=%d by user=%s",
-        plan.id,
-        body.template_id,
-        len(clips),
-        current_user.user.id,
-    )
-
-    return GenerateFromTemplateResponse(
-        plan=_to_response(plan),
-        clips=[
-            _PlanClipItem(
-                id=c.id,
-                clip_type=c.clip_type,
-                order=c.order,
-                asset_id=c.asset_id,
-                text_content=c.text_content,
-                start_time=c.start_time,
-                duration=c.duration,
-                transition_effect=c.transition_effect,
-                status=c.status.value if hasattr(c.status, "value") else c.status,
-                config=c.config,
-                created_at=c.created_at,
-                updated_at=c.updated_at,
-            )
-            for c in clips
-        ],
-    )
+router.include_router(generation_router)
+router.include_router(ai_router)
+router.include_router(timeline_router)
@@ -0,0 +1,199 @@
+"""剪辑计划 AI 推荐 & 封面生成 API 端点。
+
+从 edit_plans.py 拆分，包含：
+- POST /{plan_id}/ai-recommend    AI 推荐片段方案
+- POST /{plan_id}/generate-cover  AI 生成封面
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from app.api.routes._helpers import check_project_access
+from app.api.routes.edit_plans import (
+    AIRecommendClipItem,
+    AIRecommendRequest,
+    AIRecommendResponse,
+    GenerateCoverRequest,
+    GenerateCoverResponse,
+)
+from app.auth import AuthenticatedUser, get_current_user
+from app.dependencies import get_db_session, get_project_repository
+from app.services import EditPlanService
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.orm import Session
+
+from packages.domain.config_schemas import normalize_plan_config
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+
+@router.post(
+    "/{plan_id}/ai-recommend",
+    response_model=AIRecommendResponse,
+)
+def ai_recommend_clips(
+    plan_id: str,
+    body: AIRecommendRequest,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> AIRecommendResponse:
+    """AI 推荐片段方案
+
+    调用 AI 服务分析素材，自动生成片段编排方案并写入剪辑计划。
+
+    流程：
+    1. 验证计划存在且状态为 draft/editing
+    2. 调用 AI 推荐服务（当前为 stub，后续接入真实 AI）
+    3. 清除计划现有片段，按推荐方案重新创建
+    4. 更新计划 config（cover/title/subtitle/bgm）和 total_duration
+    5. 返回推荐方案详情
+    """
+    svc = EditPlanService(db)
+
+    try:
+        plan = svc.get_plan_or_raise(plan_id)
+    except ValueError as exc:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc))
+
+    if plan.project_id:
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
+
+    plan_status = plan.status.value if hasattr(plan.status, "value") else plan.status
+    if plan_status not in ("draft", "editing"):
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail="当前计划状态不支持AI推荐，请先创建或编辑计划后再试",
+        )
+
+    from apps.worker.worker_app.tasks.ai_tasks import run_ai_recommend
+
+    result = run_ai_recommend(
+        plan_id=plan_id,
+        template_id=plan.template_id,
+        asset_ids=body.asset_ids,
+        editing_mode=body.editing_mode,
+        target_duration=body.target_duration,
+    )
+
+    # 事务保护：清除 → 重建 → 更新 必须在同一逻辑事务中
+    try:
+        svc.delete_all_clips(plan_id)
+
+        for clip_data in result["clips"]:
+            svc.create_clip(
+                plan_id=plan_id,
+                clip_type=clip_data["clip_type"],
+                order=clip_data["order"],
+                text_content=clip_data.get("text_content", ""),
+                duration=clip_data["duration"],
+                transition_effect=clip_data.get("transition_effect", "cut"),
+                asset_id=clip_data.get("asset_id", ""),
+                start_time=clip_data.get("start_time", 0.0),
+                config=clip_data.get("config", {}),
+            )
+
+        normalized_config = normalize_plan_config(result.get("config", {}))
+        svc.update_plan(
+            plan_id,
+            config=normalized_config,
+            total_duration=result["total_duration"],
+        )
+    except Exception:
+        logger.exception("AI 推荐写入失败，plan_id=%s 数据可能不一致", plan_id)
+        try:
+            db.rollback()
+        except Exception as rollback_err:
+            logger.error(
+                "AI 推荐回滚失败，数据库会话可能处于不一致状态: plan_id=%s error=%s",
+                plan_id,
+                rollback_err,
+            )
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="AI推荐结果保存失败，请稍后重试",
+        )
+
+    logger.info(
+        "AI 推荐片段方案: plan_id=%s clips=%d duration=%.1f by user=%s",
+        plan_id,
+        len(result["clips"]),
+        result["total_duration"],
+        current_user.user.id,
+    )
+
+    return AIRecommendResponse(
+        plan_id=plan_id,
+        clips=[
+            AIRecommendClipItem(
+                clip_type=c["clip_type"],
+                order=c["order"],
+                text_content=c.get("text_content", ""),
+                duration=c["duration"],
+                transition_effect=c.get("transition_effect", "cut"),
+                asset_id=c.get("asset_id", ""),
+                start_time=c.get("start_time", 0.0),
+                config=c.get("config", {}),
+            )
+            for c in result["clips"]
+        ],
+        config=normalized_config,
+        total_duration=result["total_duration"],
+        confidence=result["confidence"],
+    )
+
+
+@router.post(
+    "/{plan_id}/generate-cover",
+    response_model=GenerateCoverResponse,
+)
+def generate_cover(
+    plan_id: str,
+    body: GenerateCoverRequest,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> GenerateCoverResponse:
+    """AI 生成封面
+
+    调用 AI 服务从视频中选帧或生成封面图，并更新计划 config.cover。
+    """
+    svc = EditPlanService(db)
+
+    try:
+        plan = svc.get_plan_or_raise(plan_id)
+    except ValueError as exc:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc))
+
+    if plan.project_id:
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
+
+    from apps.worker.worker_app.tasks.ai_tasks import run_generate_cover
+
+    cover_data = run_generate_cover(
+        plan_id=plan_id,
+        asset_ids=body.asset_ids,
+        cover_type=body.cover_type,
+        frame_time=body.frame_time,
+    )
+
+    current_config = dict(plan.config)
+    current_config["cover"] = cover_data
+    normalized = normalize_plan_config(current_config)
+    svc.update_plan_config(plan_id, {"cover": normalized["cover"]})
+
+    logger.info(
+        "AI 封面生成: plan_id=%s type=%s by user=%s",
+        plan_id,
+        body.cover_type,
+        current_user.user.id,
+    )
+
+    return GenerateCoverResponse(
+        plan_id=plan_id,
+        cover=cover_data,
+    )
@@ -0,0 +1,383 @@
+"""剪辑计划生成相关 API 端点。
+
+从 edit_plans.py 拆分，包含：
+- POST /{plan_id}/generate          触发剪辑渲染生成
+- GET  /{plan_id}/generation-status 查询生成进度
+- GET  /{plan_id}/generations       查询关联的生成记录
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from app.api.routes._helpers import check_project_access
+from app.api.routes.edit_plans import (
+    ClipStatusItem,
+    EditPlanGenerateResponse,
+    EditPlanGenerationsResponse,
+    EditPlanGenerationStatusResponse,
+)
+from app.auth import AuthenticatedUser, get_current_user
+from app.core.celery_app import celery_app
+from app.core.task_enqueue import GLOBAL_PENDING_LIMIT, USER_PENDING_LIMIT
+from app.dependencies import get_asset_library_repository, get_asset_repository, get_db_session, get_project_repository
+from app.services import EditPlanService
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.orm import Session
+
+from packages.adapters.sqlalchemy_impl.generation_task_repository import (
+    SQLAlchemyGenerationTaskRepository,
+)
+from packages.adapters.sqlalchemy_impl.template_clip_config_repository import (
+    SQLAlchemyTemplateClipConfigRepository,
+)
+from packages.adapters.sqlalchemy_impl.template_repository import (
+    SQLAlchemyTemplateRepository,
+)
+from packages.application.generation_tasks import (
+    CreateGenerationTaskCommand,
+    CreateGenerationTaskUseCase,
+)
+from packages.domain.edit_plan import EditPlanStatus
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+
+def _auto_fallback_draft_to_editing(svc: EditPlanService, plan_id: str, plan_check) -> None:
+    """自动兜底 1: draft → editing"""
+    if plan_check.status == EditPlanStatus.DRAFT:
+        logger.info("自动兜底: plan=%s draft→editing", plan_id)
+        svc.transition_status(plan_id, EditPlanStatus.EDITING)
+
+
+def _auto_fallback_copy_template_clips(svc: EditPlanService, plan_id: str, plan_check, db: Session) -> None:
+    """自动兜底 2: 无片段 + 有 template_id → 从模板复制片段配置"""
+    existing_clips = svc.count_clips(plan_id)
+    if existing_clips == 0 and plan_check.template_id:
+        logger.info(
+            "自动兜底: plan=%s 无片段，从模板 %s 复制片段配置",
+            plan_id,
+            plan_check.template_id,
+        )
+        clip_config_repo = SQLAlchemyTemplateClipConfigRepository(db)
+        configs = clip_config_repo.list_by_template(plan_check.template_id)
+        if configs:
+            for cfg in configs:
+                svc.create_clip(
+                    plan_id=plan_id,
+                    clip_type=cfg.clip_type.value if hasattr(cfg.clip_type, "value") else cfg.clip_type,
+                    order=cfg.order,
+                    template_clip_config_id=cfg.id,
+                    duration=cfg.default_duration,
+                    transition_effect=(
+                        cfg.transition_effect.value
+                        if hasattr(cfg.transition_effect, "value")
+                        else cfg.transition_effect
+                    ),
+                )
+            logger.info("自动兜底: plan=%s 从新模型 template_clip_configs 复制了 %d 个片段", plan_id, len(configs))
+        else:
+            tpl_repo = SQLAlchemyTemplateRepository(db)
+            segments = tpl_repo.list_segments(plan_check.template_id)
+            for seg in segments:
+                avg_duration = (seg.duration_min + seg.duration_max) / 2
+                svc.create_clip(
+                    plan_id=plan_id,
+                    clip_type="main",
+                    order=seg.segment_order,
+                    duration=avg_duration,
+                    config={
+                        "material_type": seg.material_type or "",
+                        "template_segment_id": seg.id,
+                    },
+                )
+            logger.info("自动兜底: plan=%s 从旧模型 template_segments 复制了 %d 个片段", plan_id, len(segments))
+
+
+def _auto_fallback_assign_assets(
+    svc: EditPlanService,
+    plan_id: str,
+    plan_check,
+) -> list:
+    """自动兜底 3: 为没有素材的片段分配素材。返回剩余无素材片段列表。"""
+    all_clips = svc.list_clips(plan_id)
+    clips_without_asset = [c for c in all_clips if not c.asset_id]
+    config_asset_ids = (plan_check.config or {}).get("asset_ids", [])
+
+    if clips_without_asset and config_asset_ids:
+        logger.info(
+            "自动兜底3: plan=%s 为 %d 个无素材片段分配 %d 个指定素材",
+            plan_id,
+            len(clips_without_asset),
+            len(config_asset_ids),
+        )
+        for i, clip in enumerate(clips_without_asset):
+            asset_idx = i % len(config_asset_ids)
+            svc.assign_asset(clip.id, config_asset_ids[asset_idx])
+        logger.info("自动兜底3: plan=%s 素材分配完成", plan_id)
+        clips_without_asset = []
+
+    return clips_without_asset
+
+
+def _auto_fallback_auto_material_mode(
+    svc: EditPlanService,
+    plan_id: str,
+    plan_check,
+    clips_without_asset: list,
+    asset_library_repo: Any,
+    asset_repo: Any,
+) -> None:
+    """自动兜底 4: 自动素材模式 → 从项目默认视频素材库选取"""
+    if not clips_without_asset:
+        return
+    material_mode = (plan_check.config or {}).get("material_mode", "manual")
+    if material_mode != "auto" or not plan_check.project_id:
+        return
+
+    import random
+
+    logger.info(
+        "自动兜底4: plan=%s 自动素材模式，从项目素材库选取素材 (%d 个片段需要)",
+        plan_id,
+        len(clips_without_asset),
+    )
+    libs = asset_library_repo.find_by_project(plan_check.project_id)
+    video_lib = None
+    for lib in libs:
+        lib_kind = lib.kind.value if hasattr(lib.kind, "value") else lib.kind
+        if lib_kind == "video":
+            video_lib = lib
+            break
+
+    if video_lib:
+        assets = asset_repo.find_by_library(video_lib.id)
+        ready_videos = [
+            a
+            for a in assets
+            if (a.status.value if hasattr(a.status, "value") else a.status) == "ready"
+            and a.mime_type
+            and a.mime_type.startswith("video")
+        ]
+        if ready_videos:
+            random.shuffle(ready_videos)
+            for i, clip in enumerate(clips_without_asset):
+                asset = ready_videos[i % len(ready_videos)]
+                svc.assign_asset(clip.id, asset.id)
+            logger.info(
+                "自动兜底4: plan=%s 从素材库 %s 分配了 %d 个素材给 %d 个片段",
+                plan_id,
+                video_lib.name,
+                len(ready_videos),
+                len(clips_without_asset),
+            )
+        else:
+            logger.warning("自动兜底4: plan=%s 素材库无可用视频素材", plan_id)
+    else:
+        logger.warning("自动兜底4: plan=%s 项目无视频素材库", plan_id)
+
+
+def _check_queue_limits(gen_task_repo, user_id: str) -> None:
+    """队列限流预检查"""
+    try:
+        has_count = hasattr(gen_task_repo, "count_pending_by_user") and hasattr(
+            gen_task_repo, "count_pending_total"
+        )
+        if has_count:
+            user_pending = gen_task_repo.count_pending_by_user(user_id)
+            global_pending = gen_task_repo.count_pending_total()
+            if user_pending >= USER_PENDING_LIMIT:
+                raise HTTPException(
+                    status_code=429,
+                    detail=f"您的待处理任务过多（当前 {user_pending}/{USER_PENDING_LIMIT}），请等待完成后再提交",
+                )
+            if global_pending >= GLOBAL_PENDING_LIMIT:
+                raise HTTPException(
+                    status_code=503,
+                    detail="系统繁忙，请稍后再试",
+                )
+    except HTTPException:
+        raise
+    except Exception as e:
+        logger.warning("[队列限流] 剪辑计划限流检查失败，跳过: %s", e)
+
+
+@router.post("/{plan_id}/generate", response_model=EditPlanGenerateResponse)
+def generate_plan(
+    plan_id: str,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+    asset_library_repo: Any = Depends(get_asset_library_repository),
+    asset_repo: Any = Depends(get_asset_repository),
+) -> EditPlanGenerateResponse:
+    """触发剪辑计划渲染生成
+
+    前置条件：计划状态必须为 editing，且至少有一个片段。
+    流程：
+    1. 验证计划状态为 editing
+    2. 将 pending 片段标记为 ready
+    3. 创建 GenerationTask
+    4. 调度 Celery 任务 worker.render_edit_plan
+    5. 将计划状态流转为 rendering
+    """
+    svc = EditPlanService(db)
+    plan_check = svc.get_plan(plan_id)
+    if plan_check is None:
+        raise HTTPException(status_code=404, detail=f"剪辑计划不存在: {plan_id}")
+    if plan_check.project_id:
+        check_project_access(plan_check.project_id, current_user.user.id, project_repository)
+
+    # 自动兜底流程
+    _auto_fallback_draft_to_editing(svc, plan_id, plan_check)
+    _auto_fallback_copy_template_clips(svc, plan_id, plan_check, db)
+    clips_without_asset = _auto_fallback_assign_assets(svc, plan_id, plan_check)
+    _auto_fallback_auto_material_mode(svc, plan_id, plan_check, clips_without_asset, asset_library_repo, asset_repo)
+
+    # 检查是否可生成
+    try:
+        can_gen, reason = svc.can_generate(plan_id)
+    except ValueError as exc:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc))
+    if not can_gen:
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=reason)
+
+    # 核心生成流程
+    try:
+        clip_count = svc.mark_clips_ready(plan_id)
+
+        gen_task_repo = SQLAlchemyGenerationTaskRepository(db)
+        user_id = current_user.user.id
+        _check_queue_limits(gen_task_repo, user_id)
+
+        gen_task_use_case = CreateGenerationTaskUseCase(gen_task_repo)
+        plan = svc.get_plan_or_raise(plan_id)
+        gen_task = gen_task_use_case.execute(
+            CreateGenerationTaskCommand(
+                project_id="",
+                template_id=plan.template_id,
+                created_by_user_id=current_user.user.id,
+                source_edit_plan_id=plan_id,
+            )
+        )
+
+        svc.update_plan_config(plan_id, {"generation_task_id": gen_task.id})
+        svc.transition_status(plan_id, EditPlanStatus.RENDERING)
+        celery_app.send_task("worker.render_edit_plan", args=[plan_id])
+
+        updated_plan = svc.get_plan_or_raise(plan_id)
+
+        logger.info(
+            "触发剪辑计划生成: plan_id=%s gen_task_id=%s clips=%d by user=%s",
+            plan_id,
+            gen_task.id,
+            clip_count,
+            current_user.user.id,
+        )
+
+        return EditPlanGenerateResponse(
+            plan_id=plan_id,
+            plan_status=updated_plan.status.value if hasattr(updated_plan.status, "value") else updated_plan.status,
+            generation_task_id=gen_task.id,
+            clip_count=clip_count,
+        )
+    except HTTPException:
+        raise
+    except Exception:
+        logger.exception("触发剪辑计划生成失败: plan_id=%s", plan_id)
+        try:
+            svc.transition_status(plan_id, EditPlanStatus.FAILED)
+        except Exception:
+            logger.warning("标记计划失败状态时异常: plan_id=%s", plan_id)
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="生成失败，请稍后重试",
+        )
+
+
+@router.get(
+    "/{plan_id}/generation-status",
+    response_model=EditPlanGenerationStatusResponse,
+)
+def get_generation_status(
+    plan_id: str,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> EditPlanGenerationStatusResponse:
+    """查询剪辑计划生成进度"""
+    svc = EditPlanService(db)
+    try:
+        gen_status = svc.get_generation_status(plan_id)
+    except ValueError as exc:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc))
+
+    plan = gen_status["plan"]
+    if plan.project_id:
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
+    clips = gen_status["clips"]
+
+    clip_items = [
+        ClipStatusItem(
+            clip_id=c.id,
+            clip_type=c.clip_type,
+            order=c.order,
+            status=c.status.value if hasattr(c.status, "value") else c.status,
+            asset_id=c.asset_id or "",
+            text_content=c.text_content or "",
+            duration=c.duration,
+        )
+        for c in clips
+    ]
+
+    return EditPlanGenerationStatusResponse(
+        plan_id=plan_id,
+        plan_status=plan.status.value if hasattr(plan.status, "value") else plan.status,
+        generation_task_id=gen_status["generation_task_id"],
+        clips=clip_items,
+    )
+
+
+@router.get(
+    "/{plan_id}/generations",
+    response_model=EditPlanGenerationsResponse,
+)
+def list_plan_generations(
+    plan_id: str,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> EditPlanGenerationsResponse:
+    """查询剪辑计划关联的所有生成记录"""
+    svc = EditPlanService(db)
+    plan = svc.get_plan_or_raise(plan_id)
+    if plan.project_id:
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
+
+    from app.schemas.generation_task import GenerationTaskResponse
+
+    gen_task_repo = SQLAlchemyGenerationTaskRepository(db)
+    tasks = gen_task_repo.list_by_source_edit_plan(plan_id)
+    items = [
+        GenerationTaskResponse(
+            id=t.id,
+            project_id=t.project_id,
+            asset_library_id=t.asset_library_id,
+            strategy_id=t.strategy_id,
+            voice_library_id=t.voice_library_id,
+            template_id=t.template_id,
+            asset_ids=t.asset_ids,
+            title_ids=t.title_ids,
+            voice_ids=t.voice_ids,
+            source_edit_plan_id=t.source_edit_plan_id or "",
+            status=t.status.value if hasattr(t.status, "value") else t.status,
+            progress=t.progress,
+            result_count=t.result_count,
+            error_message=t.error_message,
+        )
+        for t in tasks
+    ]
+    return EditPlanGenerationsResponse(items=items, total=len(items))
@@ -0,0 +1,221 @@
+"""剪辑计划时间线 & 模板生成 API 端点。
+
+从 edit_plans.py 拆分，包含：
+- GET  /{plan_id}/timeline            时间线场景数据
+- POST /generate-from-template        基于模板+素材自动生成剪辑计划
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Any, List
+
+from app.api.routes._helpers import check_project_access
+from app.api.routes.edit_plans import (
+    GenerateFromTemplateRequest,
+    GenerateFromTemplateResponse,
+    _PlanClipItem,
+    _to_response,
+)
+from app.auth import AuthenticatedUser, get_current_user
+from app.dependencies import get_db_session, get_project_repository
+from app.services import EditPlanService, PlanGeneratorService
+from fastapi import APIRouter, Depends, HTTPException, Query, status
+from pydantic import BaseModel, Field
+from sqlalchemy.orm import Session
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+
+# ── Timeline Schemas ──────────────────────────────────────────────────────────
+
+
+class TimelineSceneResponse(BaseModel):
+    """时间线场景"""
+
+    scene: str = Field(..., description="场景描述")
+    time: str = Field(..., description='时间范围，如 "0:00 - 0:05"')
+    duration: float = Field(..., ge=0, description="时长（秒）")
+    color: str = Field(..., description="展示颜色")
+    clip_id: str = Field(default="", description="关联的片段 ID")
+    clip_type: str = Field(default="", description="片段类型")
+
+
+class TimelineResponse(BaseModel):
+    """时间线响应"""
+
+    plan_id: str
+    total_duration: float
+    scenes: List[TimelineSceneResponse]
+
+
+# clip_type → 颜色映射
+_CLIP_TYPE_COLORS = {
+    "intro": "#6366f1",
+    "title": "#6366f1",
+    "product": "#818cf8",
+    "showcase": "#10b981",
+    "scene": "#10b981",
+    "subtitle": "#f59e0b",
+    "text": "#f59e0b",
+    "cta": "#ef4444",
+    "outro": "#ef4444",
+    "voiceover": "#8b5cf6",
+    "transition": "#64748b",
+}
+
+_DEFAULT_COLOR = "#6366f1"
+
+
+def _format_time(seconds: float) -> str:
+    """将秒数格式化为 M:SS"""
+    m = int(seconds) // 60
+    s = int(seconds) % 60
+    return f"{m}:{s:02d}"
+
+
+def _clip_type_to_scene_label(clip_type: str, text_content: str) -> str:
+    """根据 clip_type 和 text_content 生成场景描述"""
+    type_labels = {
+        "intro": "开场",
+        "title": "标题",
+        "product": "产品展示",
+        "showcase": "场景展示",
+        "scene": "场景",
+        "subtitle": "字幕",
+        "text": "文字",
+        "cta": "结尾 CTA",
+        "outro": "结尾",
+        "voiceover": "配音",
+        "transition": "转场",
+    }
+    label = type_labels.get(clip_type, clip_type or "片段")
+    if text_content:
+        short = text_content[:20].strip()
+        if short:
+            return f"{label} - {short}"
+    return label
+
+
+# ── Routes ────────────────────────────────────────────────────────────────────
+
+
+@router.get(
+    "/{plan_id}/timeline",
+    response_model=TimelineResponse,
+)
+def get_plan_timeline(
+    plan_id: str,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> TimelineResponse:
+    """获取剪辑计划的时间线场景数据"""
+    svc = EditPlanService(db)
+    plan = svc.get_plan_or_raise(plan_id)
+    if plan.project_id:
+        check_project_access(plan.project_id, current_user.user.id, project_repository)
+
+    clips = svc.list_clips(plan_id=plan_id, skip=0, limit=200)
+    clips.sort(key=lambda c: c.order)
+
+    scenes: List[TimelineSceneResponse] = []
+    current_time = 0.0
+
+    for clip in clips:
+        start = current_time
+        end = start + clip.duration
+        color = _CLIP_TYPE_COLORS.get(clip.clip_type, _DEFAULT_COLOR)
+        scene_label = _clip_type_to_scene_label(clip.clip_type, clip.text_content)
+
+        scenes.append(
+            TimelineSceneResponse(
+                scene=scene_label,
+                time=f"{_format_time(start)} - {_format_time(end)}",
+                duration=clip.duration,
+                color=color,
+                clip_id=clip.id,
+                clip_type=clip.clip_type,
+            )
+        )
+        current_time = end
+
+    total_duration = sum(s.duration for s in scenes) or plan.total_duration
+
+    return TimelineResponse(
+        plan_id=plan_id,
+        total_duration=total_duration,
+        scenes=scenes,
+    )
+
+
+@router.post(
+    "/generate-from-template",
+    response_model=GenerateFromTemplateResponse,
+    status_code=status.HTTP_201_CREATED,
+)
+def generate_from_template(
+    body: GenerateFromTemplateRequest,
+    db: Session = Depends(get_db_session),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+    project_repository: Any = Depends(get_project_repository),
+) -> GenerateFromTemplateResponse:
+    """基于模板 + 素材自动生成剪辑计划"""
+    from app.services import EditTemplateService
+
+    if body.project_id:
+        check_project_access(body.project_id, current_user.user.id, project_repository)
+
+    template_svc = EditTemplateService(db)
+
+    try:
+        template = template_svc.get_template_or_raise(body.template_id)
+    except ValueError as exc:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(exc))
+
+    clip_configs = template_svc.list_clip_configs(body.template_id, skip=0, limit=200)
+
+    generator = PlanGeneratorService(db)
+    result = generator.generate_from_template(
+        template=template,
+        clip_configs=clip_configs,
+        asset_ids=body.asset_ids,
+        project_id=body.project_id,
+        created_by_user_id=current_user.user.id,
+        name=body.name,
+    )
+
+    plan = result["plan"]
+    clips = result["clips"]
+
+    logger.info(
+        "基于模板生成剪辑计划: plan_id=%s template_id=%s clips=%d by user=%s",
+        plan.id,
+        body.template_id,
+        len(clips),
+        current_user.user.id,
+    )
+
+    return GenerateFromTemplateResponse(
+        plan=_to_response(plan),
+        clips=[
+            _PlanClipItem(
+                id=c.id,
+                clip_type=c.clip_type,
+                order=c.order,
+                asset_id=c.asset_id,
+                text_content=c.text_content,
+                start_time=c.start_time,
+                duration=c.duration,
+                transition_effect=c.transition_effect,
+                transition_duration=c.transition_duration,
+                status=c.status.value if hasattr(c.status, "value") else c.status,
+                config=c.config,
+                created_at=c.created_at,
+                updated_at=c.updated_at,
+            )
+            for c in clips
+        ],
+    )
@@ -1,289 +0,0 @@
-"""模板管理 API — Phase 8 模板编排引擎.
-
-RESTful CRUD for EditTemplate:
- GET  /api/v1/edit-templates      列表（分页 + 类型筛选）
- GET  /api/v1/edit-templates/{id} 详情
- POST /api/v1/edit-templates      创建（管理员）
- PUT  /api/v1/edit-templates/{id} 更新
- DELETE /api/v1/edit-templates/{id} 删除（软删除 → inactive）
-
-业务逻辑委托给 EditTemplateService 服务层。
-"""
-
-from __future__ import annotations
-
-import logging
-from datetime import datetime
-from typing import Any, List, Optional
-
-from app.auth import AuthenticatedUser, get_current_user
-from app.dependencies import get_db_session
-from app.services import EditTemplateService
-from fastapi import APIRouter, Depends, HTTPException, Query, status
-from fastapi.responses import Response
-from pydantic import BaseModel, Field
-from sqlalchemy.orm import Session
-
-from packages.domain.config_schemas import normalize_template_config
-from packages.domain.edit_template import EditTemplate, EditTemplateStatus
-
-logger = logging.getLogger(__name__)
-
-router = APIRouter()
-
-
-# ── Pydantic Schemas ─────────────────────────────────────────────────────────
-
-
-class EditTemplateCreateRequest(BaseModel):
-    """创建模板请求体"""
-
-    name: str = Field(..., min_length=1, max_length=200, description="模板名称")
-    description: str = Field(default="", max_length=2000, description="模板描述")
-    template_type: str = Field(default="default", max_length=50, description="模板类型")
-    editing_mode: str = Field(
-        default="one_take", max_length=20, description="剪辑模式: one_take/pip/voice_over/voice_pip"
-    )
-    config: dict[str, Any] = Field(default_factory=dict, description="模板配置 (JSON)")
-    preview_url: str = Field(default="", max_length=500, description="预览地址")
-    sort_weight: int = Field(default=0, ge=0, le=9999, description="排序权重")
-
-
-class EditTemplateUpdateRequest(BaseModel):
-    """更新模板请求体"""
-
-    name: Optional[str] = Field(default=None, min_length=1, max_length=200, description="模板名称")
-    description: Optional[str] = Field(default=None, max_length=2000, description="模板描述")
-    template_type: Optional[str] = Field(default=None, max_length=50, description="模板类型")
-    editing_mode: Optional[str] = Field(
-        default=None, max_length=20, description="剪辑模式: one_take/pip/voice_over/voice_pip"
-    )
-    config: Optional[dict[str, Any]] = Field(default=None, description="模板配置 (JSON)")
-    preview_url: Optional[str] = Field(default=None, max_length=500, description="预览地址")
-    sort_weight: Optional[int] = Field(default=None, ge=0, le=9999, description="排序权重")
-    status: Optional[str] = Field(default=None, description="状态: active / inactive")
-
-
-class EditTemplateResponse(BaseModel):
-    """模板响应体"""
-
-    id: str
-    name: str
-    description: str
-    template_type: str
-    editing_mode: str
-    config: dict[str, Any]
-    preview_url: str
-    sort_weight: int
-    status: str
-    created_at: datetime
-    updated_at: datetime
-
-    model_config = {"from_attributes": True}
-
-
-class EditTemplateListResponse(BaseModel):
-    """模板列表响应体"""
-
-    items: List[EditTemplateResponse]
-    total: int
-    page: int
-    page_size: int
-
-
-# ── Helpers ───────────────────────────────────────────────────────────────────
-
-
-def _require_admin(current_user: AuthenticatedUser) -> None:
-    """校验当前用户是否为管理员，非管理员返回 403"""
-    if not getattr(current_user.user, "is_admin", False):
-        raise HTTPException(
-            status_code=status.HTTP_403_FORBIDDEN,
-            detail="仅管理员可执行此操作",
-        )
-
-
-def _to_response(t: EditTemplate) -> EditTemplateResponse:
-    return EditTemplateResponse(
-        id=t.id,
-        name=t.name,
-        description=t.description,
-        template_type=t.template_type,
-        editing_mode=t.editing_mode,
-        config=t.config,
-        preview_url=t.preview_url,
-        sort_weight=t.sort_weight,
-        status=t.status.value if hasattr(t.status, "value") else t.status,
-        created_at=t.created_at,
-        updated_at=t.updated_at,
-    )
-
-
-# ── Routes ────────────────────────────────────────────────────────────────────
-
-
-@router.get("", response_model=EditTemplateListResponse)
-def list_templates(
-    page: int = Query(default=1, ge=1, description="页码"),
-    page_size: int = Query(default=20, ge=1, le=100, description="每页数量"),
-    template_type: Optional[str] = Query(default=None, description="按类型筛选"),
-    status_filter: Optional[str] = Query(
-        default=None,
-        alias="status",
-        description="按状态筛选: active / inactive",
-    ),
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-) -> EditTemplateListResponse:
-    """获取模板列表（支持分页、按类型/状态筛选）"""
-    svc = EditTemplateService(db)
-
-    # 解析状态筛选
-    status_enum: Optional[EditTemplateStatus] = None
-    if status_filter:
-        try:
-            status_enum = EditTemplateStatus(status_filter)
-        except ValueError:
-            raise HTTPException(
-                status_code=status.HTTP_400_BAD_REQUEST,
-                detail=f"无效的状态值: {status_filter}，可选值: active, inactive",
-            )
-
-    skip = (page - 1) * page_size
-    templates = svc.list_templates(
-        template_type=template_type,
-        status=status_enum,
-        skip=skip,
-        limit=page_size,
-    )
-    total = svc.count_templates(
-        template_type=template_type,
-        status=status_enum,
-    )
-
-    return EditTemplateListResponse(
-        items=[_to_response(t) for t in templates],
-        total=total,
-        page=page,
-        page_size=page_size,
-    )
-
-
-@router.get("/{template_id}", response_model=EditTemplateResponse)
-def get_template(
-    template_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-) -> EditTemplateResponse:
-    """获取单个模板详情"""
-    svc = EditTemplateService(db)
-    try:
-        template = svc.get_template_or_raise(template_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-    return _to_response(template)
-
-
-@router.post("", response_model=EditTemplateResponse, status_code=status.HTTP_201_CREATED)
-def create_template(
-    body: EditTemplateCreateRequest,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-) -> EditTemplateResponse:
-    """创建模板（管理员）"""
-    _require_admin(current_user)
-    svc = EditTemplateService(db)
-    # 标准化 config，填充 cover/title/subtitle/bgm 默认值
-    normalized_config = normalize_template_config(body.config)
-    try:
-        created = svc.create_template(
-            name=body.name,
-            description=body.description,
-            template_type=body.template_type,
-            editing_mode=body.editing_mode,
-            config=normalized_config,
-            preview_url=body.preview_url,
-            sort_weight=body.sort_weight,
-        )
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST,
-            detail=str(exc),
-        )
-    logger.info("创建模板: id=%s name=%s by user=%s", created.id, created.name, current_user.user.id)
-    return _to_response(created)
-
-
-@router.put("/{template_id}", response_model=EditTemplateResponse)
-def update_template(
-    template_id: str,
-    body: EditTemplateUpdateRequest,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-) -> EditTemplateResponse:
-    """更新模板"""
-    _require_admin(current_user)
-    svc = EditTemplateService(db)
-
-    # 解析状态
-    status_enum: Optional[EditTemplateStatus] = None
-    if body.status is not None:
-        try:
-            status_enum = EditTemplateStatus(body.status)
-        except ValueError:
-            raise HTTPException(
-                status_code=status.HTTP_400_BAD_REQUEST,
-                detail=f"无效的状态值: {body.status}，可选值: active, inactive",
-            )
-
-    # 标准化 config（如果提供了）
-    config_to_update = normalize_template_config(body.config) if body.config is not None else None
-
-    try:
-        result = svc.update_template(
-            template_id,
-            name=body.name,
-            description=body.description,
-            template_type=body.template_type,
-            editing_mode=body.editing_mode,
-            config=config_to_update,
-            preview_url=body.preview_url,
-            sort_weight=body.sort_weight,
-            status=status_enum,
-        )
-    except ValueError as exc:
-        err_msg = str(exc)
-        if "不存在" in err_msg:
-            raise HTTPException(
-                status_code=status.HTTP_404_NOT_FOUND,
-                detail=err_msg,
-            )
-        raise HTTPException(
-            status_code=status.HTTP_400_BAD_REQUEST,
-            detail=err_msg,
-        )
-    logger.info("更新模板: id=%s by user=%s", template_id, current_user.user.id)
-    return _to_response(result)
-
-
-@router.delete("/{template_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
-def delete_template(
-    template_id: str,
-    db: Session = Depends(get_db_session),
-    current_user: AuthenticatedUser = Depends(get_current_user),
-) -> Response:
-    """删除模板（软删除 → 设为 inactive）"""
-    _require_admin(current_user)
-    svc = EditTemplateService(db)
-    try:
-        svc.deactivate_template(template_id)
-    except ValueError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_404_NOT_FOUND,
-            detail=str(exc),
-        )
-    logger.info("删除模板(软删除): id=%s by user=%s", template_id, current_user.user.id)
-    return Response(status_code=204)
@@ -0,0 +1,194 @@
+"""Feature Flag 内部管理接口。
+
+通过内部 API Key 鉴权，支持查看和修改 Feature Flag 配置。
+主要用于灰度发布期间的动态开关控制。
+
+API:
+  GET  /api/v1/internal/feature-flags          - 列出所有 flag
+  GET  /api/v1/internal/feature-flags/{name}   - 查看单个 flag
+  PUT  /api/v1/internal/feature-flags/{name}   - 设置 flag 配置
+  DELETE /api/v1/internal/feature-flags/{name} - 删除 flag
+
+鉴权：X-API-Key header，走内部 API Key 验证
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Optional
+
+from app.api.routes.auth import _verify_internal_api_key
+from app.config import settings
+from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
+from pydantic import BaseModel, Field
+
+from packages.adapters.redis.feature_flag_store import (
+    FeatureFlagConfig,
+    RedisFeatureFlagStore,
+)
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter(prefix="/internal/feature-flags", tags=["Internal"])
+
+# 允许管理的 flag 白名单（防止误操作其他系统 flag）
+ALLOWED_FLAGS = {
+    "render_engine",
+}
+
+
+def _get_feature_flag_store() -> RedisFeatureFlagStore:
+    """获取 Feature Flag 存储实例。"""
+    return RedisFeatureFlagStore(redis_url=settings.REDIS_URL)
+
+
+class FeatureFlagUpdateRequest(BaseModel):
+    """Feature Flag 更新请求体。"""
+
+    enabled: bool = Field(..., description="是否启用")
+    percentage: int = Field(0, ge=0, le=100, description="灰度百分比 (0-100)")
+    whitelist: list[str] = Field(default_factory=list, description="白名单列表（如 user_id）")
+
+
+class FeatureFlagResponse(BaseModel):
+    """Feature Flag 响应。"""
+
+    name: str
+    enabled: bool
+    percentage: int
+    whitelist: list[str]
+
+    @classmethod
+    def from_config(cls, config: FeatureFlagConfig) -> "FeatureFlagResponse":
+        return cls(
+            name=config.name,
+            enabled=config.enabled,
+            percentage=config.percentage,
+            whitelist=sorted(config.whitelist),
+        )
+
+
+class FeatureFlagCheckResponse(BaseModel):
+    """Flag 激活检查响应。"""
+
+    name: str
+    active: bool
+    identifier: Optional[str] = None
+
+
+def _validate_flag_name(name: str) -> None:
+    """校验 flag 名称是否在允许列表中。"""
+    if name not in ALLOWED_FLAGS:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=f"Unsupported flag: {name}. Allowed: {sorted(ALLOWED_FLAGS)}",
+        )
+
+
+@router.get("", response_model=list[FeatureFlagResponse])
+async def list_feature_flags(
+    _: bool = Depends(_verify_internal_api_key),
+    store: RedisFeatureFlagStore = Depends(_get_feature_flag_store),
+) -> list[FeatureFlagResponse]:
+    """列出所有 Feature Flag。"""
+    try:
+        flags = store.list_all()
+        # 同时返回预定义的 flag（即使未设置也显示默认值）
+        result = []
+        for name in sorted(ALLOWED_FLAGS):
+            config = flags.get(name) or FeatureFlagConfig(name=name, enabled=False)
+            result.append(FeatureFlagResponse.from_config(config))
+        # 加上已存在但不在白名单中的 flag（只读展示）
+        for name, config in flags.items():
+            if name not in ALLOWED_FLAGS:
+                result.append(FeatureFlagResponse.from_config(config))
+        return sorted(result, key=lambda x: x.name)
+    except Exception as exc:
+        logger.error("Failed to list feature flags: %s", exc)
+        raise HTTPException(status_code=500, detail=f"Failed to list flags: {exc}")
+
+
+@router.get("/{name}", response_model=FeatureFlagResponse)
+async def get_feature_flag(
+    name: str,
+    _: bool = Depends(_verify_internal_api_key),
+    store: RedisFeatureFlagStore = Depends(_get_feature_flag_store),
+) -> FeatureFlagResponse:
+    """获取单个 Feature Flag 配置。"""
+    try:
+        config = store.get(name)
+        return FeatureFlagResponse.from_config(config)
+    except Exception as exc:
+        logger.error("Failed to get feature flag %s: %s", name, exc)
+        raise HTTPException(status_code=500, detail=f"Failed to get flag: {exc}")
+
+
+@router.get("/{name}/check", response_model=FeatureFlagCheckResponse)
+async def check_feature_flag(
+    name: str,
+    identifier: Optional[str] = Query(None, description="标识符，如 user_id"),
+    _: bool = Depends(_verify_internal_api_key),
+    store: RedisFeatureFlagStore = Depends(_get_feature_flag_store),
+) -> FeatureFlagCheckResponse:
+    """检查某个标识符是否命中 Feature Flag。"""
+    try:
+        active = store.is_active(name, identifier=identifier)
+        return FeatureFlagCheckResponse(name=name, active=active, identifier=identifier)
+    except Exception as exc:
+        logger.error("Failed to check feature flag %s: %s", name, exc)
+        raise HTTPException(status_code=500, detail=f"Failed to check flag: {exc}")
+
+
+@router.put("/{name}", response_model=FeatureFlagResponse)
+async def update_feature_flag(
+    name: str,
+    request: FeatureFlagUpdateRequest,
+    _: bool = Depends(_verify_internal_api_key),
+    store: RedisFeatureFlagStore = Depends(_get_feature_flag_store),
+) -> FeatureFlagResponse:
+    """更新 Feature Flag 配置。
+
+    只允许修改 ALLOWED_FLAGS 列表中的 flag。
+    """
+    _validate_flag_name(name)
+
+    try:
+        config = FeatureFlagConfig(
+            name=name,
+            enabled=request.enabled,
+            percentage=request.percentage,
+            whitelist=set(request.whitelist),
+        )
+        store.set(config)
+        logger.info(
+            "Feature flag updated: name=%s enabled=%s percentage=%d whitelist=%d",
+            name,
+            config.enabled,
+            config.percentage,
+            len(config.whitelist),
+        )
+        return FeatureFlagResponse.from_config(config)
+    except Exception as exc:
+        logger.error("Failed to update feature flag %s: %s", name, exc)
+        raise HTTPException(status_code=500, detail=f"Failed to update flag: {exc}")
+
+
+@router.delete("/{name}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
+async def delete_feature_flag(
+    name: str,
+    _: bool = Depends(_verify_internal_api_key),
+    store: RedisFeatureFlagStore = Depends(_get_feature_flag_store),
+) :
+    """删除 Feature Flag。
+
+    只允许删除 ALLOWED_FLAGS 列表中的 flag。
+    """
+    _validate_flag_name(name)
+
+    try:
+        deleted = store.delete(name)
+        logger.info("Feature flag deleted: name=%s deleted=%s", name, deleted)
+        pass
+    except Exception as exc:
+        logger.error("Failed to delete feature flag %s: %s", name, exc)
+        raise HTTPException(status_code=500, detail=f"Failed to delete flag: {exc}")
@@ -1,123 +0,0 @@
-from typing import Any
-
-from app.auth import AuthenticatedUser, get_current_user
-from app.core.storage import OSSStorageService, get_storage_service
-from app.dependencies import get_generated_video_repository, get_project_repository
-from app.schemas.generated_video import (
-    GeneratedVideoDownloadUrlResponse,
-    GeneratedVideoResponse,
-    ListGeneratedVideosResponse,
-    UpdateGeneratedVideoReviewRequest,
-)
-from fastapi import APIRouter, Depends, HTTPException, Query
-
-from packages.application import (
-    GetGeneratedVideoDownloadUrlUseCase,
-    GetGeneratedVideoUseCase,
-    ListGeneratedVideosUseCase,
-)
-
-router = APIRouter()
-
-
-def _to_generated_video_response(item, download_url: str | None = None) -> GeneratedVideoResponse:
-    return GeneratedVideoResponse(
-        id=item.id,
-        project_id=item.project_id,
-        generation_task_id=item.generation_task_id,
-        name=item.name,
-        file_url=item.file_url,
-        file_size=item.file_size,
-        duration=item.duration,
-        thumbnail_url=item.thumbnail_url,
-        width=item.width,
-        height=item.height,
-        fps=item.fps,
-        status=item.status,
-        review_status=item.review_status,
-        generation_params=item.generation_params,
-        download_url=download_url,
-    )
-
-
-@router.get("", response_model=ListGeneratedVideosResponse)
-def list_generated_videos(
-    project_id: str | None = Query(None),
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    generated_video_repository: Any = Depends(get_generated_video_repository),
-    project_repository: Any = Depends(get_project_repository),
-    storage_service: OSSStorageService = Depends(get_storage_service),
-) -> ListGeneratedVideosResponse:
-    user_id = authenticated_user.user.id
-    use_case = ListGeneratedVideosUseCase(generated_video_repository)
-
-    if project_id:
-        # If project_id provided, check access and filter by project
-        project = project_repository.find_by_id(project_id)
-        if project is None:
-            raise HTTPException(status_code=404, detail=f"Project {project_id} not found")
-        items = use_case.execute(project_id)
-    else:
-        # If no project_id, list all videos from accessible projects
-        accessible_projects = project_repository.find_accessible_projects(user_id)
-        all_items = []
-        for proj in accessible_projects:
-            all_items.extend(use_case.execute(proj.id))
-        items = all_items
-
-    # Generate download URLs for each video
-    responses = []
-    for item in items:
-        download_url = storage_service.get_download_url(item.file_url)
-        responses.append(_to_generated_video_response(item, download_url=download_url))
-    return ListGeneratedVideosResponse(items=responses)
-
-
-@router.get("/{video_id}", response_model=GeneratedVideoResponse)
-def get_generated_video(
-    video_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    generated_video_repository: Any = Depends(get_generated_video_repository),
-    storage_service: OSSStorageService = Depends(get_storage_service),
-) -> GeneratedVideoResponse:
-    use_case = GetGeneratedVideoUseCase(generated_video_repository)
-    item = use_case.execute(video_id)
-    if item is None:
-        raise HTTPException(status_code=404, detail=f"GeneratedVideo {video_id} not found")
-    download_url = storage_service.get_download_url(item.file_url)
-    return _to_generated_video_response(item, download_url=download_url)
-
-
-@router.patch("/{video_id}/review", response_model=GeneratedVideoResponse)
-def update_generated_video_review_status(
-    video_id: str,
-    request: UpdateGeneratedVideoReviewRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    generated_video_repository: Any = Depends(get_generated_video_repository),
-    storage_service: OSSStorageService = Depends(get_storage_service),
-) -> GeneratedVideoResponse:
-    video = generated_video_repository.get(video_id)
-    if video is None:
-        raise HTTPException(status_code=404, detail=f"GeneratedVideo {video_id} not found")
-    video.review_status = request.review_status
-    updated = generated_video_repository.update(video)
-    download_url = storage_service.get_download_url(updated.file_url)
-    return _to_generated_video_response(updated, download_url=download_url)
-
-
-@router.get("/{video_id}/download-url", response_model=GeneratedVideoDownloadUrlResponse)
-def get_generated_video_download_url(
-    video_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    generated_video_repository: Any = Depends(get_generated_video_repository),
-    storage_service: OSSStorageService = Depends(get_storage_service),
-) -> GeneratedVideoDownloadUrlResponse:
-    video = generated_video_repository.get(video_id)
-    if video is None:
-        raise HTTPException(status_code=404, detail=f"GeneratedVideo {video_id} not found")
-    use_case = GetGeneratedVideoDownloadUrlUseCase(generated_video_repository)
-    file_url = use_case.execute(video_id)
-    if file_url is None:
-        raise HTTPException(status_code=404, detail=f"GeneratedVideo {video_id} not found")
-    download_url = storage_service.get_download_url(file_url)
-    return GeneratedVideoDownloadUrlResponse(video_id=video_id, download_url=download_url)
@@ -3,6 +3,7 @@ import random
 import uuid
 from typing import Any

+from app.api.routes._helpers import check_project_access
 from app.auth import AuthenticatedUser, get_current_user
 from app.core.storage import OSSStorageService, get_storage_service
 from app.core.task_enqueue import (
@@ -10,7 +11,6 @@ from app.core.task_enqueue import (
    USER_PENDING_LIMIT,
    GlobalQueueFull,
    UserPendingLimitExceeded,
-    check_queue_limits,
    safe_enqueue_generation_task,
 )
 from app.dependencies import (
@@ -43,15 +43,6 @@ logger = logging.getLogger(__name__)

 router = APIRouter()

-def _check_project_access(project_id: str, user_id: str, project_repository) -> None:
-    """检查用户是否有项目访问权限"""
-    project = project_repository.find_by_id(project_id)
-    if project is None:
-        raise HTTPException(status_code=404, detail=f"Project {project_id} not found")
-    if not project.can_access(user_id):
-        raise HTTPException(status_code=403, detail="Access denied to project")
-
-
 def _to_generation_task_response(task) -> GenerationTaskResponse:
    return GenerationTaskResponse(
        id=task.id,
@@ -276,6 +267,8 @@ def create_generation_task(
                    source_edit_plan_id=request.source_edit_plan_id,
                    asset_select_mode=request.asset_select_mode,
                    batch_id=batch_id,
+                    auto_retry_enabled=request.auto_retry_enabled,
+                    auto_retry_max=request.auto_retry_max,
                )
            )
            try:
@@ -339,7 +332,7 @@ def get_generation_task(
    if task is None:
        raise HTTPException(status_code=404, detail=f"GenerationTask {task_id} not found")
    if task.project_id:
-        _check_project_access(task.project_id, authenticated_user.user.id, project_repository)
+        check_project_access(task.project_id, authenticated_user.user.id, project_repository)
    return _to_generation_task_response(task)


@@ -356,7 +349,7 @@ def list_generation_results(
    if task is None:
        raise HTTPException(status_code=404, detail=f"GenerationTask {task_id} not found")
    if task.project_id:
-        _check_project_access(task.project_id, authenticated_user.user.id, project_repository)
+        check_project_access(task.project_id, authenticated_user.user.id, project_repository)
    use_case = ListGeneratedVideosByTaskUseCase(generated_video_repository)
    items = use_case.execute(task_id)
    responses = []
@@ -0,0 +1,120 @@
+"""渲染结果内部下载接口。
+
+通过内部 API Key 鉴权，为灰度对比工具等内部系统提供渲染结果下载能力。
+
+API:
+  GET  /api/v1/internal/render/videos/{video_id}/download-url  - 获取单个视频下载URL
+  GET  /api/v1/internal/render/tasks/{task_id}/videos          - 获取任务下所有视频及下载URL
+
+鉴权：X-API-Key header，走内部 API Key 验证
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+from app.api.routes.auth import _verify_internal_api_key
+from app.core.storage import OSSStorageService, get_storage_service
+from app.dependencies import get_generated_video_repository
+from fastapi import APIRouter, Depends, HTTPException, Query
+from pydantic import BaseModel
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter(prefix="/internal/render", tags=["Internal"])
+
+
+class InternalRenderVideoItem(BaseModel):
+    """内部渲染视频项。"""
+
+    video_id: str
+    generation_task_id: str
+    project_id: str
+    name: str
+    file_url: str
+    file_size: int | None = None
+    duration: float | None = None
+    width: int | None = None
+    height: int | None = None
+    fps: float | None = None
+    status: str
+    download_url: str
+
+
+class InternalRenderTaskVideosResponse(BaseModel):
+    """任务下所有渲染视频响应。"""
+
+    task_id: str
+    count: int
+    videos: list[InternalRenderVideoItem]
+
+
+class InternalRenderDownloadUrlResponse(BaseModel):
+    """单个视频下载URL响应。"""
+
+    video_id: str
+    download_url: str
+
+
+def _video_to_item(video: Any, download_url: str) -> InternalRenderVideoItem:
+    """将 GeneratedVideo 领域对象转为响应项。"""
+    return InternalRenderVideoItem(
+        video_id=video.id,
+        generation_task_id=video.generation_task_id,
+        project_id=video.project_id,
+        name=video.name,
+        file_url=video.file_url,
+        file_size=getattr(video, "file_size", None),
+        duration=getattr(video, "duration", None),
+        width=getattr(video, "width", None),
+        height=getattr(video, "height", None),
+        fps=getattr(video, "fps", None),
+        status=video.status,
+        download_url=download_url,
+    )
+
+
+@router.get("/videos/{video_id}/download-url", response_model=InternalRenderDownloadUrlResponse)
+def get_render_video_download_url(
+    video_id: str,
+    _: bool = Depends(_verify_internal_api_key),
+    generated_video_repository: Any = Depends(get_generated_video_repository),
+    storage_service: OSSStorageService = Depends(get_storage_service),
+) -> InternalRenderDownloadUrlResponse:
+    """获取单个渲染视频的下载URL（预签名）。"""
+    video = generated_video_repository.get(video_id)
+    if video is None:
+        raise HTTPException(status_code=404, detail=f"GeneratedVideo {video_id} not found")
+
+    download_url = storage_service.get_download_url(video.file_url, expires_seconds=86400)
+    logger.info("内部渲染下载URL生成: video_id=%s", video_id)
+    return InternalRenderDownloadUrlResponse(video_id=video_id, download_url=download_url)
+
+
+@router.get("/tasks/{task_id}/videos", response_model=InternalRenderTaskVideosResponse)
+def get_render_task_videos(
+    task_id: str,
+    status: str | None = Query(None, description="按状态筛选，如 completed/failed"),
+    _: bool = Depends(_verify_internal_api_key),
+    generated_video_repository: Any = Depends(get_generated_video_repository),
+    storage_service: OSSStorageService = Depends(get_storage_service),
+) -> InternalRenderTaskVideosResponse:
+    """获取生成任务下所有渲染视频及下载URL。"""
+    videos = generated_video_repository.list_by_generation_task(task_id)
+
+    # 状态筛选
+    if status:
+        videos = [v for v in videos if v.status == status]
+
+    items = []
+    for video in videos:
+        download_url = storage_service.get_download_url(video.file_url, expires_seconds=86400)
+        items.append(_video_to_item(video, download_url))
+
+    logger.info("内部渲染任务视频查询: task_id=%s count=%d", task_id, len(items))
+    return InternalRenderTaskVideosResponse(
+        task_id=task_id,
+        count=len(items),
+        videos=items,
+    )
@@ -1,332 +0,0 @@
-"""Job API 路由 — Phase 8 任务 2.10.
-
-提供统一异步任务管理 RESTful 接口：
- POST   /api/v1/jobs                        创建任务
- GET    /api/v1/jobs/{job_id}                任务详情
- GET    /api/v1/projects/{project_id}/jobs   项目任务列表
- GET    /api/v1/projects/{project_id}/jobs/stats  任务统计
- PUT    /api/v1/jobs/{job_id}/progress       更新进度
- POST   /api/v1/jobs/{job_id}/complete       标记完成
- POST   /api/v1/jobs/{job_id}/fail           标记失败
- POST   /api/v1/jobs/{job_id}/retry          重试任务
- POST   /api/v1/jobs/{job_id}/cancel         取消任务
- POST   /api/v1/jobs/{job_id}/submit         提交执行
-"""
-
-from __future__ import annotations
-
-import logging
-from typing import Any
-
-from app.auth import AuthenticatedUser, get_current_user
-from app.core.celery_app import celery_app
-from app.dependencies import get_db_session, get_job_repository, get_project_repository
-from app.schemas.job import (
-    CompleteJobRequest,
-    CreateJobRequest,
-    FailJobRequest,
-    JobResponse,
-    JobStatisticsResponse,
-    ListJobsResponse,
-    UpdateProgressRequest,
-    job_to_response,
-)
-from fastapi import APIRouter, Depends, HTTPException, Query, status
-
-from packages.application.jobs import (
-    CancelJobUseCase,
-    CompleteJobCommand,
-    CompleteJobUseCase,
-    CreateJobCommand,
-    CreateJobUseCase,
-    FailJobCommand,
-    FailJobUseCase,
-    GetJobStatisticsUseCase,
-    GetJobUseCase,
-    ListJobsUseCase,
-    RetryJobUseCase,
-    SubmitJobUseCase,
-    UpdateJobProgressCommand,
-    UpdateJobProgressUseCase,
-)
-from packages.domain.job import JobType
-
-logger = logging.getLogger(__name__)
-
-router = APIRouter()
-
-# 任务类型 → Celery task name 映射
-_JOB_TYPE_TO_CELERY_TASK: dict[str, str] = {
-    JobType.VIDEO_COMPOSE: "worker.compose_video",
-    JobType.RENDER_EDIT_PLAN: "worker.render_edit_plan",
-    JobType.ASSET_INGEST: "worker.ingest_asset",
-    JobType.CLASSIFICATION: "worker.classify_asset",
-    JobType.VOICE_EXTRACTION: "worker.extract_voice",
-    JobType.GENERATION: "worker.generate_video",
-}
-
-
-def _check_project_access(project_id: str, user_id: str, project_repository) -> None:
-    """检查用户是否有项目访问权限。"""
-    project = project_repository.find_by_id(project_id)
-    if project is None:
-        raise HTTPException(status_code=404, detail=f"Project {project_id} not found")
-    if not project.can_access(user_id):
-        raise HTTPException(status_code=403, detail="Access denied to project")
-
-
-# ── 创建任务 ──────────────────────────────────────────────────────────────────
-
-
-@router.post("/jobs", response_model=JobResponse, status_code=status.HTTP_201_CREATED)
-def create_job(
-    request: CreateJobRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-    project_repository: Any = Depends(get_project_repository),
-) -> JobResponse:
-    """创建异步任务。
-
-    创建后任务处于 pending 状态，需要调用 /submit 提交执行。
-    """
-    _check_project_access(request.project_id, authenticated_user.user.id, project_repository)
-
-    # 校验 job_type
-    try:
-        JobType(request.job_type)
-    except ValueError:
-        raise HTTPException(
-            status_code=400,
-            detail=f"不支持的任务类型: {request.job_type}，" f"可选值: {[t.value for t in JobType]}",
-        )
-
-    use_case = CreateJobUseCase(job_repo)
-    job = use_case.execute(
-        CreateJobCommand(
-            project_id=request.project_id,
-            job_type=request.job_type,
-            payload=request.payload,
-            source_id=request.source_id,
-            created_by_user_id=authenticated_user.user.id,
-            max_retries=request.max_retries,
-        )
-    )
-
-    return job_to_response(job)
-
-
-# ── 提交执行 ──────────────────────────────────────────────────────────────────
-
-
-@router.post("/jobs/{job_id}/submit", response_model=JobResponse)
-def submit_job(
-    job_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """提交任务执行。
-
-    将任务状态从 pending 切换为 running，并 dispatch Celery 异步任务。
-    """
-    # 权限检查：先获取任务并验证权限，再执行状态变更
-    job = job_repo.get(job_id)
-    if job is None:
-        raise HTTPException(status_code=404, detail=f"Job {job_id} not found")
-    if job.created_by_user_id and job.created_by_user_id != authenticated_user.user.id:
-        raise HTTPException(status_code=403, detail="Access denied to this job")
-
-    use_case = SubmitJobUseCase(job_repo)
-
-    try:
-        job = use_case.execute(job_id)
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    # Dispatch Celery 任务
-    celery_task_name = _JOB_TYPE_TO_CELERY_TASK.get(job.job_type.value)
-    if celery_task_name:
-        result = celery_app.send_task(celery_task_name, args=[job.id], kwargs=job.payload)
-        job.celery_task_id = result.id
-        job_repo.update(job)
-        logger.info("已提交 Celery 任务: job_id=%s celery_task_id=%s", job.id, result.id)
-
-    return job_to_response(job)
-
-
-# ── 查询接口 ──────────────────────────────────────────────────────────────────
-
-
-@router.get("/jobs/{job_id}", response_model=JobResponse)
-def get_job(
-    job_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """获取任务详情。"""
-    use_case = GetJobUseCase(job_repo)
-    job = use_case.execute(job_id)
-    if job is None:
-        raise HTTPException(status_code=404, detail=f"Job {job_id} not found")
-    return job_to_response(job)
-
-
-@router.get("/projects/{project_id}/jobs", response_model=ListJobsResponse)
-def list_project_jobs(
-    project_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-    project_repository: Any = Depends(get_project_repository),
-    job_type: str | None = Query(default=None, description="按任务类型过滤"),
-    status_filter: str | None = Query(default=None, alias="status", description="按状态过滤"),
-    limit: int = Query(default=50, ge=1, le=200),
-    offset: int = Query(default=0, ge=0),
-) -> ListJobsResponse:
-    """获取项目下的任务列表。"""
-    _check_project_access(project_id, authenticated_user.user.id, project_repository)
-
-    use_case = ListJobsUseCase(job_repo)
-    jobs = use_case.execute(
-        project_id=project_id,
-        job_type=job_type,
-        status=status_filter,
-        limit=limit,
-        offset=offset,
-    )
-    items = [job_to_response(j) for j in jobs]
-    return ListJobsResponse(items=items, total=len(items))
-
-
-@router.get("/projects/{project_id}/jobs/stats", response_model=JobStatisticsResponse)
-def get_job_statistics(
-    project_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-    project_repository: Any = Depends(get_project_repository),
-) -> JobStatisticsResponse:
-    """获取项目任务统计摘要。"""
-    _check_project_access(project_id, authenticated_user.user.id, project_repository)
-
-    use_case = GetJobStatisticsUseCase(job_repo)
-    stats = use_case.execute(project_id)
-    return JobStatisticsResponse(**stats)
-
-
-# ── 进度更新 ──────────────────────────────────────────────────────────────────
-
-
-@router.put("/jobs/{job_id}/progress", response_model=JobResponse)
-def update_job_progress(
-    job_id: str,
-    request: UpdateProgressRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """更新任务进度。"""
-    use_case = UpdateJobProgressUseCase(job_repo)
-
-    try:
-        job = use_case.execute(
-            UpdateJobProgressCommand(
-                job_id=job_id,
-                progress=request.progress,
-                current_stage=request.current_stage,
-            )
-        )
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    return job_to_response(job)
-
-
-# ── 完成 / 失败 ────────────────────────────────────────────────────────────────
-
-
-@router.post("/jobs/{job_id}/complete", response_model=JobResponse)
-def complete_job(
-    job_id: str,
-    request: CompleteJobRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """标记任务完成。"""
-    use_case = CompleteJobUseCase(job_repo)
-
-    try:
-        job = use_case.execute(CompleteJobCommand(job_id=job_id, result=request.result))
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    return job_to_response(job)
-
-
-@router.post("/jobs/{job_id}/fail", response_model=JobResponse)
-def fail_job(
-    job_id: str,
-    request: FailJobRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """标记任务失败。"""
-    use_case = FailJobUseCase(job_repo)
-
-    try:
-        job = use_case.execute(FailJobCommand(job_id=job_id, error_message=request.error_message))
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    return job_to_response(job)
-
-
-# ── 重试 / 取消 ────────────────────────────────────────────────────────────────
-
-
-@router.post("/jobs/{job_id}/retry", response_model=JobResponse)
-def retry_job(
-    job_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """重试失败任务。
-
-    将任务重置为 pending，retry_count + 1，但不自动 dispatch。
-    需要再次调用 /submit 提交执行。
-    """
-    # 权限检查：先获取任务并验证权限，再执行状态变更
-    job = job_repo.get(job_id)
-    if job is None:
-        raise HTTPException(status_code=404, detail=f"Job {job_id} not found")
-    if job.created_by_user_id and job.created_by_user_id != authenticated_user.user.id:
-        raise HTTPException(status_code=403, detail="Access denied to this job")
-
-    use_case = RetryJobUseCase(job_repo)
-
-    try:
-        job = use_case.execute(job_id)
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    return job_to_response(job)
-
-
-@router.post("/jobs/{job_id}/cancel", response_model=JobResponse)
-def cancel_job(
-    job_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    job_repo: Any = Depends(get_job_repository),
-) -> JobResponse:
-    """取消任务。"""
-    # 权限检查：先获取任务并验证权限，再执行状态变更
-    job = job_repo.get(job_id)
-    if job is None:
-        raise HTTPException(status_code=404, detail=f"Job {job_id} not found")
-    if job.created_by_user_id and job.created_by_user_id != authenticated_user.user.id:
-        raise HTTPException(status_code=403, detail="Access denied to this job")
-
-    use_case = CancelJobUseCase(job_repo)
-
-    try:
-        job = use_case.execute(job_id)
-    except ValueError as e:
-        raise HTTPException(status_code=400, detail=str(e))
-
-    return job_to_response(job)
@@ -7,7 +7,7 @@ from app.schemas.project import (
    ListProjectsResponse,
    ProjectResponse,
 )
-from fastapi import APIRouter, Depends, HTTPException, status
+from fastapi import APIRouter, Depends, HTTPException, Response, status

 from packages.application import (
    CreateProjectCommand,
@@ -72,12 +72,12 @@ def create_project(
    return _to_project_response(project)


-@router.delete("/{project_id}")
+@router.delete("/{project_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_project(
    project_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    project_repository: Any = Depends(get_project_repository),
-):
+) -> dict:
    use_case = DeleteProjectUseCase(project_repository)
    try:
        deleted = use_case.execute(project_id, authenticated_user.user.id)
@@ -88,4 +88,4 @@ def delete_project(
        )
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Project not found")
-    return {"message": "Project deleted successfully"}
+    return
@@ -1,212 +0,0 @@
-"""Recipe CRUD + use routes."""
-
-from __future__ import annotations
-
-from app.auth import AuthenticatedUser, get_current_user
-from app.dependencies import get_db_session, get_user_repository
-from app.schemas.recipe import (
-    CreateRecipeRequest,
-    ListRecipesResponse,
-    RecipeItemResponse,
-    RecipeResponse,
-    UpdateRecipeRequest,
-    UseRecipeResponse,
-)
-from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
-from sqlalchemy.orm import Session
-
-from packages.adapters.sqlalchemy_impl.recipe_repository import SQLAlchemyRecipeRepository
-from packages.application.recipe.commands import (
-    CreateRecipeCommand,
-    RecipeItemCommand,
-    UpdateRecipeCommand,
-)
-from packages.application.recipe.use_cases import (
-    CreateRecipeUseCase,
-    DeleteRecipeUseCase,
-    FeatureDisabledError,
-    GetRecipeUseCase,
-    ListRecipesUseCase,
-    NotFoundError,
-    UpdateRecipeUseCase,
-    UseRecipeUseCase,
-)
-from packages.ports.user_repository import UserRepository
-
-router = APIRouter()
-
-
-def _get_recipe_repository(session: Session = Depends(get_db_session)) -> SQLAlchemyRecipeRepository:
-    return SQLAlchemyRecipeRepository(session)
-
-
-def _get_user_plan(user_id: str, user_repository: UserRepository) -> str:
-    user = user_repository.find_by_id(user_id)
-    if user is None:
-        return "free"
-    return getattr(user, "subscription_plan", "free") or "free"
-
-
-def _item_to_response(item) -> RecipeItemResponse:
-    return RecipeItemResponse(
-        id=item.id,
-        recipe_id=item.recipe_id,
-        item_type=item.item_type,
-        item_id=item.item_id,
-        position=item.position,
-        metadata=item.metadata_,
-    )
-
-
-def _to_response(recipe) -> RecipeResponse:
-    return RecipeResponse(
-        id=recipe.id,
-        user_id=recipe.user_id,
-        name=recipe.name,
-        description=recipe.description,
-        template_id=recipe.template_id,
-        generation_params=recipe.generation_params,
-        items=[_item_to_response(i) for i in getattr(recipe, "items", [])],
-        is_active=recipe.is_active,
-        metadata=recipe.metadata_,
-        created_at=recipe.created_at,
-        updated_at=recipe.updated_at,
-    )
-
-
-@router.get("", response_model=ListRecipesResponse)
-def list_recipes(
-    skip: int = Query(0, ge=0),
-    limit: int = Query(50, ge=1, le=200),
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-) -> ListRecipesResponse:
-    user_id = authenticated_user.user.id
-    use_case = ListRecipesUseCase(recipe_repository)
-    recipes = use_case.execute(user_id, skip=skip, limit=limit)
-    total = recipe_repository.count_by_user(user_id)
-    return ListRecipesResponse(
-        items=[_to_response(r) for r in recipes],
-        total=total,
-    )
-
-
-@router.get("/{recipe_id}", response_model=RecipeResponse)
-def get_recipe(
-    recipe_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-) -> RecipeResponse:
-    user_id = authenticated_user.user.id
-    use_case = GetRecipeUseCase(recipe_repository)
-    recipe = use_case.execute(recipe_id, user_id)
-    if recipe is None:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
-    return _to_response(recipe)
-
-
-@router.post("", response_model=RecipeResponse, status_code=status.HTTP_201_CREATED)
-def create_recipe(
-    request: CreateRecipeRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-) -> RecipeResponse:
-    user_id = authenticated_user.user.id
-    command = CreateRecipeCommand(
-        user_id=user_id,
-        name=request.name,
-        description=request.description,
-        template_id=request.template_id,
-        generation_params=request.generation_params,
-        items=[
-            RecipeItemCommand(
-                item_type=ic.item_type,
-                item_id=ic.item_id,
-                position=ic.position,
-                metadata_=ic.metadata_,
-            )
-            for ic in request.items
-        ],
-        metadata_=request.metadata_,
-    )
-    use_case = CreateRecipeUseCase(recipe_repository)
-    recipe = use_case.execute(command)
-    return _to_response(recipe)
-
-
-@router.patch("/{recipe_id}", response_model=RecipeResponse)
-def update_recipe(
-    recipe_id: str,
-    request: UpdateRecipeRequest,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-) -> RecipeResponse:
-    user_id = authenticated_user.user.id
-    command = UpdateRecipeCommand(
-        recipe_id=recipe_id,
-        user_id=user_id,
-        name=request.name,
-        description=request.description,
-        template_id=request.template_id,
-        generation_params=request.generation_params,
-        items=(
-            [
-                RecipeItemCommand(
-                    item_type=ic.item_type,
-                    item_id=ic.item_id,
-                    position=ic.position,
-                    metadata_=ic.metadata_,
-                )
-                for ic in request.items
-            ]
-            if request.items is not None
-            else None
-        ),
-        metadata_=request.metadata_,
-    )
-    use_case = UpdateRecipeUseCase(recipe_repository)
-    try:
-        recipe = use_case.execute(command)
-    except NotFoundError:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
-    return _to_response(recipe)
-
-
-@router.delete("/{recipe_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
-def delete_recipe(
-    recipe_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-) -> Response:
-    user_id = authenticated_user.user.id
-    use_case = DeleteRecipeUseCase(recipe_repository)
-    deleted = use_case.execute(recipe_id, user_id)
-    if not deleted:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
-    return Response(status_code=204)
-
-
-@router.post("/{recipe_id}/use", response_model=UseRecipeResponse)
-def use_recipe(
-    recipe_id: str,
-    authenticated_user: AuthenticatedUser = Depends(get_current_user),
-    recipe_repository: SQLAlchemyRecipeRepository = Depends(_get_recipe_repository),
-    user_repository: UserRepository = Depends(get_user_repository),
-) -> UseRecipeResponse:
-    user_id = authenticated_user.user.id
-    plan_name = _get_user_plan(user_id, user_repository)
-    use_case = UseRecipeUseCase(recipe_repository)
-    try:
-        result = use_case.execute(recipe_id, user_id, user_plan=plan_name)
-    except FeatureDisabledError as exc:
-        raise HTTPException(
-            status_code=status.HTTP_403_FORBIDDEN,
-            detail=str(exc),
-        )
-    except NotFoundError:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
-
-    return UseRecipeResponse(
-        recipe=_to_response(result.recipe),
-        warnings=[{"item_type": w.item_type, "item_id": w.item_id, "position": w.position} for w in result.warnings],
-    )
@@ -92,7 +92,7 @@ def _build_subscription_info(user: AuthenticatedUser) -> SubscriptionInfo:
@router.get("/current", response_model=SubscriptionInfo)
 async def get_current_subscription(
    current_user: AuthenticatedUser = Depends(get_current_user),
-):
+) -> SubscriptionInfo:
    """获取当前订阅信息"""
    return _build_subscription_info(current_user)

@@ -100,7 +100,7 @@ async def get_current_subscription(
@router.get("/billing-records", response_model=List[BillingRecord])
 async def get_billing_records(
    current_user: AuthenticatedUser = Depends(get_current_user),
-):
+) -> List[BillingRecord]:
    """获取账单记录列表"""
    from packages.adapters.sqlalchemy_impl.billing_repository import SQLAlchemyBillingRepository
    from packages.adapters.sqlalchemy_impl.session import SessionLocal
@@ -134,7 +134,7 @@ async def change_plan(
    request: ChangePlanRequest,
    current_user: AuthenticatedUser = Depends(get_current_user),
    user_repository: UserRepository = Depends(get_user_repository),
-):
+) -> ChangePlanResponse:
    """变更订阅套餐（升级/降级）"""
    # TODO: 接入支付验证（支付宝/微信支付）
    valid_plans = {"free", "standard", "pro", "enterprise"}
@@ -186,7 +186,7 @@ async def change_plan(
 async def cancel_subscription(
    current_user: AuthenticatedUser = Depends(get_current_user),
    user_repository: UserRepository = Depends(get_user_repository),
-):
+) -> SimpleResponse:
    """取消订阅"""
    user = current_user.user
    if user.subscription_plan == "free":
@@ -212,7 +212,7 @@ async def payment_callback(
    amount: float,
    payment_method: str = "alipay",
    payment_id: str = "",
-):
+) -> dict:
    """支付回调 - 在事务中更新账单和订阅状态

    注意：生产环境需要验证支付签名
@@ -232,7 +232,7 @@ async def payment_callback(

        # 创建账单记录
        record_id = uuid.uuid4().hex
-        record = repo.create(
+        repo.create(
            {
                "id": record_id,
                "user_id": user_id,
@@ -263,7 +263,7 @@ async def payment_callback(
 async def toggle_auto_renew(
    request: ToggleAutoRenewRequest,
    current_user: AuthenticatedUser = Depends(get_current_user),
-):
+) -> SimpleResponse:
    """切换自动续费"""
    # TODO: 实际需要在数据库中存储 auto_renew 字段
    status_text = "已开启自动续费" if request.enabled else "已关闭自动续费"
@@ -10,7 +10,7 @@ from app.schemas.tag import (
    ListTagsResponse,
    TagResponse,
 )
-from fastapi import APIRouter, Depends, HTTPException
+from fastapi import APIRouter, Depends, HTTPException, Response

 from packages.domain import Tag

@@ -52,7 +52,7 @@ def create_tag(
    return TagResponse(id=created.id, name=created.name, created_at=created.created_at)


-@router.delete("/{tag_id}", status_code=204)
+@router.delete("/{tag_id}", status_code=204, response_class=Response)
 def delete_tag(
    tag_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -21,11 +21,12 @@ from app.schemas.task_center import (
    ProjectTaskResponse,
    UserTaskResponse,
 )
-from fastapi import APIRouter, Depends, HTTPException
+from fastapi import APIRouter, Depends, HTTPException, Query

 from packages.application import (
    CreateGenerationTaskCommand,
    CreateGenerationTaskUseCase,
+    RetryGenerationTaskUseCase,
    SubmitIngestJobCommand,
    SubmitIngestJobUseCase,
 )
@@ -34,6 +35,10 @@ logger = logging.getLogger(__name__)

 router = APIRouter()

+DEFAULT_PAGE_SIZE = 50
+MAX_PAGE_SIZE = 200
+
+
 def _humanize_task_error(error_message: str) -> str:
    raw = (error_message or "").strip()
    if not raw:
@@ -63,6 +68,8 @@ def _generation_step(task) -> str:
        return "生成完成"
    if s == "failed":
        return "生成失败"
+    if s == "cancelled":
+        return "已取消"
    return s


@@ -79,6 +86,26 @@ def _ingest_step(job) -> str:
    return s


+def _generation_task_to_user_response(task) -> UserTaskResponse:
+    return UserTaskResponse(
+        id=f"generation:{task.id}",
+        task_type="generation",
+        project_id=task.project_id,
+        template_id=task.template_id,
+        status=_status_value(task.status),
+        progress=task.progress,
+        current_step=_generation_step(task),
+        error_message=task.error_message,
+        error_info=task.error_info or {},
+        user_message=_humanize_task_error(task.error_message),
+        retryable=_status_value(task.status) == "failed",
+        retry_count=task.retry_count or 0,
+        source_id=task.id,
+        created_at=task.created_at,
+        updated_at=task.completed_at or task.started_at or task.created_at,
+    )
+
+
 def _generation_task_to_project_response(task) -> ProjectTaskResponse:
    return ProjectTaskResponse(
        id=f"generation:{task.id}",
@@ -88,8 +115,10 @@ def _generation_task_to_project_response(task) -> ProjectTaskResponse:
        progress=task.progress,
        current_step=_generation_step(task),
        error_message=task.error_message,
+        error_info=task.error_info or {},
        user_message=_humanize_task_error(task.error_message),
        retryable=_status_value(task.status) == "failed",
+        retry_count=task.retry_count or 0,
        source_id=task.id,
        template_id=task.template_id,
        created_at=task.created_at,
@@ -97,40 +126,66 @@ def _generation_task_to_project_response(task) -> ProjectTaskResponse:
    )


+def _validate_status(status: str | None) -> str | None:
+    """校验状态值合法性。"""
+    if status is None:
+        return None
+    valid = {"pending", "running", "completed", "failed", "cancelled"}
+    if status not in valid:
+        raise HTTPException(
+            status_code=400,
+            detail=f"无效的状态筛选值: {status}，允许值: {', '.join(sorted(valid))}",
+        )
+    return status
+
+
+def _clamp_page_size(page_size: int) -> int:
+    if page_size <= 0:
+        return DEFAULT_PAGE_SIZE
+    if page_size > MAX_PAGE_SIZE:
+        return MAX_PAGE_SIZE
+    return page_size
+
+
 # ── 用户级端点（放在项目级端点之前，避免路由冲突） ──


@router.get("/tasks", response_model=ListTasksResponse)
 def list_user_tasks(
+    status: str | None = Query(None, description="按状态筛选：pending/running/completed/failed/cancelled"),
+    task_type: str | None = Query(None, description="按任务类型筛选：generation/ingest"),
+    page: int = Query(1, ge=1, description="页码，从1开始"),
+    page_size: int = Query(DEFAULT_PAGE_SIZE, ge=1, le=MAX_PAGE_SIZE, description="每页数量"),
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    ingest_job_repository: Any = Depends(get_ingest_job_repository),
    generation_task_repository: Any = Depends(get_generation_task_repository),
 ) -> ListTasksResponse:
-    """用户级任务列表（跨 project），合并 ingest + generation 任务。"""
+    """用户级任务列表（跨 project），支持状态/类型筛选和分页。"""
+    status = _validate_status(status)
+    page_size = _clamp_page_size(page_size)
    user_id = authenticated_user.user.id
+    offset = (page - 1) * page_size
+
    items: list[UserTaskResponse] = []

-    for task in generation_task_repository.list_by_user(user_id):
-        items.append(
-            UserTaskResponse(
-                id=f"generation:{task.id}",
-                task_type="generation",
-                project_id=task.project_id,
-                template_id=task.template_id,
-                status=_status_value(task.status),
-                progress=task.progress,
-                current_step=_generation_step(task),
-                error_message=task.error_message,
-                user_message=_humanize_task_error(task.error_message),
-                retryable=_status_value(task.status) == "failed",
-                source_id=task.id,
-                created_at=task.created_at,
-                updated_at=task.completed_at or task.started_at or task.created_at,
-            )
+    # 生成任务
+    if task_type is None or task_type == "generation":
+        gen_result = generation_task_repository.list_by_user_filtered(
+            user_id,
+            status=status,
+            limit=page_size + 1,  # 多取一条判断是否还有下一页（简单起见这里用offset）
+            offset=offset,
        )
+        for task in gen_result:
+            items.append(_generation_task_to_user_response(task))

+    # 按时间倒序
    items.sort(key=lambda item: item.updated_at or item.created_at or "", reverse=True)
-    return ListTasksResponse(items=items)
+
+    # 总数（仅generation，ingest暂不计入总数以保持简单）
+    total = generation_task_repository.count_by_user_filtered(user_id, status=status)
+
+    return ListTasksResponse(items=items[:page_size], total=total)


@router.post("/tasks/{task_id}/retry", response_model=UserTaskResponse)
@@ -139,7 +194,7 @@ def retry_task_by_id(
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    generation_task_repository: Any = Depends(get_generation_task_repository),
 ) -> UserTaskResponse:
-    """简化重试：通过 task_id 直接重试失败的生成任务。"""
+    """原地重试失败的生成任务（复用同一个task_id，retry_count+1）。"""
    task = generation_task_repository.get(task_id)
    if task is None:
        raise HTTPException(status_code=404, detail="Generation task not found")
@@ -149,6 +204,7 @@ def retry_task_by_id(
        raise HTTPException(status_code=409, detail="Only failed tasks can be retried")

    user_id = authenticated_user.user.id
+
    # 预检查
    user_pending = generation_task_repository.count_pending_by_user(user_id)
    global_pending = generation_task_repository.count_pending_total()
@@ -163,20 +219,11 @@ def retry_task_by_id(
            detail="系统繁忙，请稍后再试",
        )

-    use_case = CreateGenerationTaskUseCase(generation_task_repository)
-    retried = use_case.execute(
-        CreateGenerationTaskCommand(
-            project_id=task.project_id,
-            asset_library_id=task.asset_library_id,
-            strategy_id=task.strategy_id,
-            voice_library_id=task.voice_library_id,
-            template_id=task.template_id,
-            asset_ids=task.asset_ids,
-            title_ids=task.title_ids,
-            voice_ids=task.voice_ids,
-            created_by_user_id=user_id,
-        )
-    )
+    # 原地重试
+    use_case = RetryGenerationTaskUseCase(generation_task_repository)
+    retried = use_case.execute(task_id)
+
+    # 重新入队
    try:
        if not safe_enqueue_generation_task(
            retried, generation_task_repository, user_id=user_id, log_prefix="[任务中心]"
@@ -192,18 +239,8 @@ def retry_task_by_id(
            status_code=503,
            detail="系统繁忙，请稍后再试",
        ) from None
-    return UserTaskResponse(
-        id=f"generation:{retried.id}",
-        task_type="generation",
-        project_id=retried.project_id,
-        template_id=retried.template_id,
-        status=_status_value(retried.status),
-        progress=retried.progress,
-        current_step=_generation_step(retried),
-        source_id=retried.id,
-        created_at=retried.created_at,
-        updated_at=retried.created_at,
-    )
+
+    return _generation_task_to_user_response(retried)


 # ── 项目级端点 ──
@@ -212,37 +249,64 @@ def retry_task_by_id(
@router.get("/projects/{project_id}/tasks", response_model=ListProjectTasksResponse)
 def list_project_tasks(
    project_id: str,
+    status: str | None = Query(None, description="按状态筛选：pending/running/completed/failed/cancelled"),
+    task_type: str | None = Query(None, description="按任务类型筛选：generation/ingest"),
+    page: int = Query(1, ge=1, description="页码，从1开始"),
+    page_size: int = Query(DEFAULT_PAGE_SIZE, ge=1, le=MAX_PAGE_SIZE, description="每页数量"),
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    project_repository: Any = Depends(get_project_repository),
    ingest_job_repository: Any = Depends(get_ingest_job_repository),
    generation_task_repository: Any = Depends(get_generation_task_repository),
 ) -> ListProjectTasksResponse:
+    """项目级任务列表，支持状态/类型筛选和分页。"""
    project = project_repository.find_by_id(project_id)
    if project is None:
        raise HTTPException(status_code=404, detail="Project not found")

+    status = _validate_status(status)
+    page_size = _clamp_page_size(page_size)
+    offset = (page - 1) * page_size
+
    items: list[ProjectTaskResponse] = []
-    for job in ingest_job_repository.list_by_project(project_id):
-        items.append(
-            ProjectTaskResponse(
-                id=f"ingest:{job.id}",
-                task_type="ingest",
-                project_id=job.project_id,
-                status=_status_value(job.status),
-                progress=100.0 if _status_value(job.status) == "completed" else 0.0,
-                current_step=_ingest_step(job),
-                error_message=job.error_message,
-                user_message=_humanize_task_error(job.error_message),
-                retryable=_status_value(job.status) == "failed",
-                source_id=job.id,
-                created_at=job.created_at,
-                updated_at=job.updated_at,
+
+    # 导入任务
+    if task_type is None or task_type == "ingest":
+        for job in ingest_job_repository.list_by_project(project_id):
+            if status and _status_value(job.status) != status:
+                continue
+            items.append(
+                ProjectTaskResponse(
+                    id=f"ingest:{job.id}",
+                    task_type="ingest",
+                    project_id=job.project_id,
+                    status=_status_value(job.status),
+                    progress=100.0 if _status_value(job.status) == "completed" else 0.0,
+                    current_step=_ingest_step(job),
+                    error_message=job.error_message,
+                    user_message=_humanize_task_error(job.error_message),
+                    retryable=_status_value(job.status) == "failed",
+                    source_id=job.id,
+                    created_at=job.created_at,
+                    updated_at=job.updated_at,
+                )
            )
+
+    # 生成任务
+    if task_type is None or task_type == "generation":
+        gen_items = generation_task_repository.list_by_project_filtered(
+            project_id,
+            status=status,
+            limit=page_size + 1,
+            offset=offset,
        )
-    for task in generation_task_repository.list_by_project(project_id):
-        items.append(_generation_task_to_project_response(task))
+        for task in gen_items:
+            items.append(_generation_task_to_project_response(task))
+
    items.sort(key=lambda item: item.updated_at or item.created_at or "", reverse=True)
-    return ListProjectTasksResponse(items=items)
+
+    total = generation_task_repository.count_by_project_filtered(project_id, status=status)
+
+    return ListProjectTasksResponse(items=items[:page_size], total=total)


@router.post("/tasks/{task_type}/{source_id}/retry", response_model=ProjectTaskResponse)
@@ -253,6 +317,7 @@ def retry_project_task(
    ingest_job_repository: Any = Depends(get_ingest_job_repository),
    generation_task_repository: Any = Depends(get_generation_task_repository),
 ) -> ProjectTaskResponse:
+    """项目级任务重试。"""
    if task_type == "generation":
        task = generation_task_repository.get(source_id)
        if task is None:
@@ -261,6 +326,7 @@ def retry_project_task(
            raise HTTPException(status_code=409, detail="Only failed tasks can be retried")

        user_id = authenticated_user.user.id
+
        # 预检查
        user_pending = generation_task_repository.count_pending_by_user(user_id)
        global_pending = generation_task_repository.count_pending_total()
@@ -275,20 +341,10 @@ def retry_project_task(
                detail="系统繁忙，请稍后再试",
            )

-        use_case = CreateGenerationTaskUseCase(generation_task_repository)
-        retried = use_case.execute(
-            CreateGenerationTaskCommand(
-                project_id=task.project_id,
-                asset_library_id=task.asset_library_id,
-                strategy_id=task.strategy_id,
-                voice_library_id=task.voice_library_id,
-                template_id=task.template_id,
-                asset_ids=task.asset_ids,
-                title_ids=task.title_ids,
-                voice_ids=task.voice_ids,
-                created_by_user_id=user_id,
-            )
-        )
+        # 原地重试
+        use_case = RetryGenerationTaskUseCase(generation_task_repository)
+        retried = use_case.execute(source_id)
+
        try:
            if not safe_enqueue_generation_task(
                retried, generation_task_repository, user_id=user_id, log_prefix="[任务中心]"
@@ -305,6 +361,7 @@ def retry_project_task(
                detail="系统繁忙，请稍后再试",
            ) from None
        return _generation_task_to_project_response(retried)
+
    if task_type == "ingest":
        job = ingest_job_repository.get(source_id)
        if job is None:
@@ -8,13 +8,16 @@ from app.auth import AuthenticatedUser, get_current_user
 from app.dependencies import get_db_session
 from app.schemas.template import (
    CategoryResponse,
+    CopyTemplateRequest,
    CreateCategoryRequest,
    CreateTemplateRequest,
    GenerateWarningResponse,
    ListCategoriesResponse,
+    ListTagsResponse,
    ListTemplatesResponse,
    SegmentResponse,
    TemplateResponse,
+    TemplateUsageResponse,
    ToggleFavoriteResponse,
    UpdateTemplateRequest,
    ValidateTemplateRequest,
@@ -27,19 +30,25 @@ logger = logging.getLogger(__name__)

 from packages.adapters.sqlalchemy_impl.template_repository import SQLAlchemyTemplateRepository
 from packages.application.template.commands import (
+    CopyTemplateCommand,
    CreateCategoryCommand,
    CreateTemplateCommand,
+    ListTemplatesFilter,
    SegmentCommand,
    UpdateTemplateCommand,
    ValidateTemplateCommand,
 )
 from packages.application.template.use_cases import (
+    CopyTemplateUseCase,
+    CountTemplatesUseCase,
    CreateCategoryUseCase,
    CreateTemplateUseCase,
    DeleteCategoryUseCase,
    DeleteTemplateUseCase,
+    GetTemplateUsageUseCase,
    GetTemplateUseCase,
    ListCategoriesUseCase,
+    ListTagsUseCase,
    ListTemplatesUseCase,
    NotFoundError,
    UpdateTemplateUseCase,
@@ -67,7 +76,7 @@ def _segment_to_response(seg) -> SegmentResponse:
    )


-def _to_response(template) -> TemplateResponse:
+def _to_response(template, usage_count: int = 0) -> TemplateResponse:
    return TemplateResponse(
        id=template.id,
        user_id=template.user_id,
@@ -81,6 +90,7 @@ def _to_response(template) -> TemplateResponse:
        estimated_duration=template.estimated_duration,
        segments=[_segment_to_response(s) for s in getattr(template, "segments", [])],
        is_active=template.is_active,
+        usage_count=usage_count,
        created_at=template.created_at,
        updated_at=template.updated_at,
    )
@@ -93,19 +103,36 @@ def _to_response(template) -> TemplateResponse:
 def list_templates(
    skip: int = Query(0, ge=0),
    limit: int = Query(50, ge=1, le=200),
+    category: str | None = Query(None, description="按分类筛选"),
+    tag: str | None = Query(None, description="按标签筛选"),
+    keyword: str | None = Query(None, description="按名称关键词搜索"),
+    mode: str | None = Query(None, description="按剪辑模式筛选"),
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
    template_repository: SQLAlchemyTemplateRepository = Depends(_get_template_repository),
 ) -> ListTemplatesResponse:
    user_id = authenticated_user.user.id
    try:
+        tpl_filter = ListTemplatesFilter(
+            category=category,
+            tag=tag,
+            keyword=keyword,
+            mode=mode,
+        )
        use_case = ListTemplatesUseCase(template_repository)
-        templates = use_case.execute(user_id, skip=skip, limit=limit)
-        total = template_repository.count_by_user(user_id)
+        templates = use_case.execute(user_id, skip=skip, limit=limit, filter=tpl_filter)
+        count_use_case = CountTemplatesUseCase(template_repository)
+        total = count_use_case.execute(user_id, filter=tpl_filter)
+
+        # 批量查询使用次数
+        items = []
+        for t in templates:
+            usage = template_repository.get_usage_count(t.id)
+            items.append(_to_response(t, usage_count=usage))
    except Exception:
        logger.exception("list_templates 查询失败: user_id=%s", user_id)
        return ListTemplatesResponse(items=[], total=0)
    return ListTemplatesResponse(
-        items=[_to_response(t) for t in templates],
+        items=items,
        total=total,
    )

@@ -120,12 +147,13 @@ def get_template(
    try:
        use_case = GetTemplateUseCase(template_repository)
        template = use_case.execute(template_id, user_id)
+        usage = template_repository.get_usage_count(template_id)
    except Exception:
        logger.exception("get_template 查询失败: template_id=%s", template_id)
        raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail="模板查询失败")
    if template is None:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Template not found")
-    return _to_response(template)
+    return _to_response(template, usage_count=usage)


@router.post("", response_model=TemplateResponse, status_code=status.HTTP_201_CREATED)
@@ -206,7 +234,7 @@ def update_template(
    return _to_response(template)


-@router.delete("/{template_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/{template_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_template(
    template_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -217,7 +245,48 @@ def delete_template(
    deleted = use_case.execute(template_id, user_id)
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Template not found")
-    return Response(status_code=204)
+    return
+
+
+@router.post("/{template_id}/copy", response_model=TemplateResponse, status_code=status.HTTP_201_CREATED)
+def copy_template(
+    template_id: str,
+    request: CopyTemplateRequest,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    template_repository: SQLAlchemyTemplateRepository = Depends(_get_template_repository),
+) -> TemplateResponse:
+    """复制模板（含所有片段配置）"""
+    user_id = authenticated_user.user.id
+    command = CopyTemplateCommand(
+        template_id=template_id,
+        user_id=user_id,
+        new_name=request.new_name,
+    )
+    use_case = CopyTemplateUseCase(template_repository)
+    try:
+        template = use_case.execute(command)
+    except NotFoundError:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Template not found")
+    except ValidationError as exc:
+        raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_ENTITY, detail=str(exc))
+    return _to_response(template)
+
+
+@router.get("/{template_id}/usage", response_model=TemplateUsageResponse)
+def get_template_usage(
+    template_id: str,
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    template_repository: SQLAlchemyTemplateRepository = Depends(_get_template_repository),
+) -> TemplateUsageResponse:
+    """获取模板使用次数（关联的剪辑计划数量）"""
+    user_id = authenticated_user.user.id
+    # 鉴权：确保模板存在且属于当前用户
+    use_case = GetTemplateUseCase(template_repository)
+    template = use_case.execute(template_id, user_id)
+    if template is None:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Template not found")
+    usage = template_repository.get_usage_count(template_id)
+    return TemplateUsageResponse(template_id=template_id, usage_count=usage)


@router.post("/{template_id}/toggle-favorite", response_model=ToggleFavoriteResponse)
@@ -307,7 +376,7 @@ def create_category(
    )


-@router.delete("/categories/{category_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/categories/{category_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_category(
    category_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -319,3 +388,22 @@ def delete_category(
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Category not found")
    return Response(status_code=204)
+
+
+# ── Tags ──
+
+
+@router.get("/tags/list", response_model=ListTagsResponse)
+def list_tags(
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    template_repository: SQLAlchemyTemplateRepository = Depends(_get_template_repository),
+) -> ListTagsResponse:
+    """获取用户所有模板标签（去重排序）"""
+    user_id = authenticated_user.user.id
+    try:
+        use_case = ListTagsUseCase(template_repository)
+        tags = use_case.execute(user_id)
+    except Exception:
+        logger.exception("list_tags 查询失败: user_id=%s", user_id)
+        return ListTagsResponse(items=[])
+    return ListTagsResponse(items=tags)
@@ -4,6 +4,7 @@ from __future__ import annotations

 from typing import Optional

+from app.api.routes._helpers import get_user_plan
 from app.auth import AuthenticatedUser, get_current_user
 from app.dependencies import get_db_session, get_user_repository
 from app.schemas.title_library import (
@@ -16,13 +17,18 @@ from fastapi import APIRouter, Depends, HTTPException, Query, Response, status
 from sqlalchemy.orm import Session

 from packages.adapters.sqlalchemy_impl.title_library_repository import SQLAlchemyTitleLibraryRepository
-from packages.application.title_library.commands import CreateTitleLibraryCommand, UpdateTitleLibraryCommand
+from packages.application.title_library.commands import (
+    CreateTitleLibraryCommand,
+    PickTitleCommand,
+    UpdateTitleLibraryCommand,
+)
 from packages.application.title_library.use_cases import (
    CreateTitleLibraryUseCase,
    DeleteTitleLibraryUseCase,
    GetTitleLibraryUseCase,
    ListTitleLibraryUseCase,
    NotFoundError,
+    PickTitleUseCase,
    QuotaExceededError,
    UpdateTitleLibraryUseCase,
 )
@@ -51,13 +57,6 @@ def _to_response(item) -> TitleLibraryItemResponse:
    )


-def _get_user_plan(user_id: str, user_repository: UserRepository) -> str:
-    user = user_repository.find_by_id(user_id)
-    if user is None:
-        return "free"
-    return getattr(user, "subscription_plan", "free") or "free"
-
-
@router.get("", response_model=ListTitleLibraryResponse)
 def list_titles(
    category: Optional[str] = Query(None),
@@ -76,6 +75,41 @@ def list_titles(
    )


+@router.post("/pick", response_model=TitleLibraryItemResponse)
+def pick_title(
+    category: Optional[str] = Query(None, description="按分类筛选，不填则从全部标题中选"),
+    exclude_ids: Optional[str] = Query(
+        None,
+        description="排除的标题ID（逗号分隔），用于批量生成时避免重复",
+    ),
+    authenticated_user: AuthenticatedUser = Depends(get_current_user),
+    title_repository: SQLAlchemyTitleLibraryRepository = Depends(_get_title_repository),
+) -> TitleLibraryItemResponse:
+    """智能选择一个标题。
+
+    策略：优先使用次数少的，从最少的前5个中随机选一个，兼顾公平和多样性。
+    """
+    user_id = authenticated_user.user.id
+    exclude_list: list[str] = []
+    if exclude_ids:
+        exclude_list = [t.strip() for t in exclude_ids.split(",") if t.strip()]
+
+    use_case = PickTitleUseCase(title_repository)
+    item = use_case.execute(
+        PickTitleCommand(
+            user_id=user_id,
+            category=category,
+            exclude_ids=exclude_list,
+        )
+    )
+    if item is None:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail="标题库为空，请先添加标题",
+        )
+    return _to_response(item)
+
+
@router.get("/{title_id}", response_model=TitleLibraryItemResponse)
 def get_title(
    title_id: str,
@@ -98,7 +132,7 @@ def create_title(
    user_repository: UserRepository = Depends(get_user_repository),
 ) -> TitleLibraryItemResponse:
    user_id = authenticated_user.user.id
-    plan_name = _get_user_plan(user_id, user_repository)
+    plan_name = get_user_plan(user_id, user_repository)
    command = CreateTitleLibraryCommand(
        user_id=user_id,
        name=request.name,
@@ -143,7 +177,7 @@ def update_title(
    return _to_response(item)


-@router.delete("/{title_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/{title_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_title(
    title_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -154,4 +188,4 @@ def delete_title(
    deleted = use_case.execute(title_id, user_id)
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Title not found")
-    return Response(status_code=204)
+    return
@@ -46,6 +46,7 @@ from packages.application.voice_library.use_cases import (
    CreateVoiceLibraryUseCase,
    QuotaExceededError,
 )
+from packages.domain.voice_presets import list_voices
 from packages.ports.user_repository import UserRepository

 logger = logging.getLogger(__name__)
@@ -53,6 +54,34 @@ logger = logging.getLogger(__name__)
 router = APIRouter()


+@router.get("/presets", summary="获取预设音色列表")
+def list_preset_voices(
+    gender: Optional[str] = Query(None, description="按性别筛选: male/female/child"),
+    style: Optional[str] = Query(None, description="按风格筛选: stable/lively/customer_service/narration/news/story"),
+    keyword: Optional[str] = Query(None, description="按关键词搜索"),
+    _user: AuthenticatedUser = Depends(get_current_user),
+) -> list[dict]:
+    """获取可用的预设音色列表。
+
+    用于配音功能的音色选择。
+    """
+    voices = list_voices(gender=gender, style=style, keyword=keyword)
+    return [
+        {
+            "voice_id": v.voice_id,
+            "name": v.name,
+            "gender": v.gender.value,
+            "style": v.style.value,
+            "description": v.description,
+            "default_speed": v.default_speed,
+            "default_pitch": v.default_pitch,
+            "sample_rate": v.sample_rate,
+            "language": v.language,
+        }
+        for v in voices
+    ]
+
+
 def _get_repository(session: Session = Depends(get_db_session)) -> SQLAlchemyTTSJobRepository:
    return SQLAlchemyTTSJobRepository(session)

@@ -241,7 +270,7 @@ def get_tts_job_status(
    )


-@router.delete("/jobs/{job_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/jobs/{job_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_tts_job(
    job_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -253,7 +282,7 @@ def delete_tts_job(
    deleted = use_case.execute(job_id, user_id)
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="TTS job not found")
-    return Response(status_code=204)
+    return


@router.post(
@@ -372,10 +401,10 @@ async def tts_websocket_stream(
        streaming_service = TTSStreamingService(cosyvoice_service)
        await streaming_service.synthesize_and_stream(websocket, params)
    except WebSocketDisconnect:
-        logger.info("WebSocket 客户端断开连接")
+        logger.info("WebSocket 客户端主动断开连接")
    except Exception as e:
        logger.error(f"WebSocket 流式合成异常: {e}", exc_info=True)
        try:
            await websocket.send_json({"type": "error", "message": f"服务异常: {e}"})
-        except Exception:
-            pass
+        except Exception as send_err:
+            logger.warning("WebSocket 错误消息发送失败（连接可能已断开）: %s", send_err)
@@ -1,7 +1,8 @@
 import logging
-from typing import Annotated, Any
+from typing import Any
 from uuid import uuid4

+from app.api.routes._helpers import require_project_and_library
 from app.auth import AuthenticatedUser, get_current_user
 from app.config import get_settings
 from app.core.celery_app import celery_app
@@ -17,12 +18,11 @@ from app.schemas.upload import (
    DirectUploadCompleteResponse,
    DirectUploadPrepareRequest,
    DirectUploadPrepareResponse,
-    UploadAssetRequest,
    UploadAssetResponse,
 )
 from fastapi import APIRouter, Depends, File, Form, HTTPException, UploadFile, status

-from packages.application import GetProjectUseCase, SubmitIngestJobCommand, SubmitIngestJobUseCase
+from packages.application import SubmitIngestJobCommand, SubmitIngestJobUseCase

 logger = logging.getLogger(__name__)

@@ -80,21 +80,6 @@ def _validate_mime_type(content_type: str | None) -> str:
    return base_type


-def _require_project_and_library(
-    project_id: str,
-    library_id: str,
-    project_repository: Any,
-    asset_library_repository: Any,
-) -> None:
-    project = GetProjectUseCase(project_repository).execute(project_id)
-    if project is None:
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Project not found")
-
-    libraries = asset_library_repository.find_by_project(project_id)
-    if not any(item.id == library_id for item in libraries):
-        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Asset library not found")
-
-
 def _submit_ingest_job(
    project_id: str,
    library_id: str,
@@ -135,7 +120,7 @@ async def prepare_direct_upload(
    # P2-5: 服务端验证 MIME 类型
    validated_content_type = _validate_mime_type(request.content_type)

-    _require_project_and_library(
+    require_project_and_library(
        request.project_id,
        request.library_id,
        project_repository,
@@ -183,7 +168,7 @@ async def complete_direct_upload(
    storage_service: OSSStorageService = Depends(get_storage_service),
 ) -> DirectUploadCompleteResponse:
    """确认浏览器直传完成并创建导入任务。"""
-    _require_project_and_library(
+    require_project_and_library(
        request.project_id,
        request.library_id,
        project_repository,
@@ -252,7 +237,7 @@ async def upload_asset(
    storage_service: OSSStorageService = Depends(get_storage_service),
 ) -> UploadAssetResponse:
    """上传素材文件并触发导入流水线。"""
-    _require_project_and_library(project_id, library_id, project_repository, asset_library_repository)
+    require_project_and_library(project_id, library_id, project_repository, asset_library_repository)

    # ── 素材去重检测：上传前检查同素材库 + 同 file_hash ──
    if file_hash:
@@ -0,0 +1,179 @@
+import logging
+import uuid
+
+from app.api.routes._helpers import check_project_access
+from app.auth import AuthenticatedUser, get_current_user
+from app.core.celery_app import celery_app
+from app.core.storage import OSSStorageService, get_storage_service
+from app.dependencies import get_generated_video_repository
+from app.schemas.video_center import (
+    BatchDownloadRequest,
+    BatchDownloadResponse,
+    ListVideosResponse,
+    UpdateVideoReviewRequest,
+    VideoItemResponse,
+)
+from fastapi import APIRouter, Depends, HTTPException, Query
+
+from packages.application import (
+    GetGeneratedVideoUseCase,
+    GetVideosByIdsUseCase,
+    ListGeneratedVideosPaginatedUseCase,
+    UpdateVideoReviewStatusUseCase,
+)
+
+logger = logging.getLogger(__name__)
+
+router = APIRouter()
+
+
+def _to_video_response(item, storage: OSSStorageService | None = None) -> VideoItemResponse:
+    download_url = None
+    if storage and item.file_url:
+        try:
+            download_url = storage.get_download_url(item.file_url)
+        except Exception:
+            download_url = item.file_url
+    return VideoItemResponse(
+        id=item.id,
+        project_id=item.project_id,
+        generation_task_id=item.generation_task_id,
+        name=item.name,
+        file_url=item.file_url,
+        file_size=item.file_size,
+        duration=item.duration,
+        thumbnail_url=item.thumbnail_url,
+        width=item.width,
+        height=item.height,
+        fps=item.fps,
+        status=item.status,
+        review_status=item.review_status,
+        generation_params=item.generation_params,
+        download_url=download_url,
+        generated_at=item.generated_at.isoformat() if hasattr(item, "generated_at") and item.generated_at else "",
+    )
+
+
+@router.get("/videos", response_model=ListVideosResponse)
+def list_videos(
+    project_id: str | None = Query(None, description="项目ID，不传则返回所有项目"),
+    status: str | None = Query(None, description="按状态筛选"),
+    review_status: str | None = Query(None, description="按复核状态筛选"),
+    page: int = Query(1, ge=1, description="页码"),
+    page_size: int = Query(20, ge=1, le=100, description="每页数量"),
+    repo=Depends(get_generated_video_repository),
+    storage: OSSStorageService = Depends(get_storage_service),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+):
+    """成片列表，支持分页、按项目/状态/复核状态筛选。"""
+    use_case = ListGeneratedVideosPaginatedUseCase(repo)
+    items, total = use_case.execute(
+        project_id=project_id,
+        status=status,
+        review_status=review_status,
+        page=page,
+        page_size=page_size,
+    )
+    return ListVideosResponse(
+        items=[_to_video_response(item, storage) for item in items],
+        total=total,
+        page=page,
+        page_size=page_size,
+    )
+
+
+@router.get("/videos/{video_id}", response_model=VideoItemResponse)
+def get_video(
+    video_id: str,
+    repo=Depends(get_generated_video_repository),
+    storage: OSSStorageService = Depends(get_storage_service),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+):
+    """获取单个成片详情。"""
+    use_case = GetGeneratedVideoUseCase(repo)
+    item = use_case.execute(video_id)
+    if item is None:
+        raise HTTPException(status_code=404, detail="Video not found")
+    return _to_video_response(item, storage)
+
+
+@router.patch("/videos/{video_id}/review", response_model=VideoItemResponse)
+def update_video_review_status(
+    video_id: str,
+    request: UpdateVideoReviewRequest,
+    repo=Depends(get_generated_video_repository),
+    storage: OSSStorageService = Depends(get_storage_service),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+):
+    """更新成片复核状态：pending_review / approved / rejected。"""
+    use_case = UpdateVideoReviewStatusUseCase(repo)
+    item = use_case.execute(video_id, request.review_status)
+    if item is None:
+        raise HTTPException(status_code=404, detail="Video not found")
+    logger.info("Video %s review status updated to %s by user %s", video_id, request.review_status, current_user.user_id)
+    return _to_video_response(item, storage)
+
+
+@router.post("/videos/batch-download", response_model=BatchDownloadResponse)
+def batch_download_videos(
+    request: BatchDownloadRequest,
+    repo=Depends(get_generated_video_repository),
+    current_user: AuthenticatedUser = Depends(get_current_user),
+):
+    """批量下载成片，异步打包 zip。
+    
+    传入 video_ids 列表，创建一个批量下载任务，任务完成后返回 zip 下载链接。
+    """
+    if not request.video_ids:
+        raise HTTPException(status_code=400, detail="video_ids cannot be empty")
+    if len(request.video_ids) > 50:
+        raise HTTPException(status_code=400, detail="Maximum 50 videos per batch download")
+
+    # 校验视频都存在
+    use_case = GetVideosByIdsUseCase(repo)
+    videos = use_case.execute(request.video_ids)
+    if len(videos) != len(request.video_ids):
+        raise HTTPException(status_code=404, detail="Some videos not found")
+
+    # 发送 celery 任务
+    task = celery_app.send_task(
+        "worker.batch_download_videos",
+        args=[request.video_ids, current_user.user_id],
+    )
+
+    logger.info("Batch download job created: %s, videos=%d", task.id, len(request.video_ids))
+    return BatchDownloadResponse(job_id=task.id, status="pending")
+
+
+@router.get("/videos/batch-download/{job_id}", response_model=BatchDownloadResponse)
+def get_batch_download_status(
+    job_id: str,
+    current_user: AuthenticatedUser = Depends(get_current_user),
+):
+    """查询批量下载任务状态。"""
+    from celery.result import AsyncResult
+
+    task = AsyncResult(job_id, app=celery_app)
+    
+    status_map = {
+        "PENDING": "pending",
+        "STARTED": "running",
+        "SUCCESS": "success",
+        "FAILURE": "failed",
+        "RETRY": "pending",
+        "REVOKED": "cancelled",
+    }
+    api_status = status_map.get(task.state, "pending")
+
+    download_url = None
+    if task.state == "SUCCESS" and task.result:
+        if isinstance(task.result, dict):
+            download_url = task.result.get("download_url")
+        elif isinstance(task.result, str):
+            download_url = task.result
+
+    return BatchDownloadResponse(
+        job_id=job_id,
+        status=api_status,
+        download_url=download_url,
+    )
@@ -28,7 +28,6 @@ from packages.application.voice_clone.use_cases import (
    VoiceCloneNotRetryableError,
 )
 from packages.application.voice_clone.workflow import (
-    VoiceCloneWorkflowError,
    VoiceCloneWorkflowService,
 )

@@ -173,6 +172,7 @@ def get_voice_clone_status(
    "/{clone_id}",
    status_code=status.HTTP_204_NO_CONTENT,
    response_model=None,
+    response_class=Response,
 )
 def delete_voice_clone(
    clone_id: str,
@@ -185,7 +185,7 @@ def delete_voice_clone(
    deleted = use_case.execute(clone_id, user_id)
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Voice clone not found")
-    return Response(status_code=204)
+    return


@router.post("/{clone_id}/retry", response_model=VoiceCloneProfileResponse)
@@ -7,6 +7,7 @@ from __future__ import annotations

 from typing import Literal, Optional

+from app.api.routes._helpers import get_user_plan
 from app.auth import AuthenticatedUser, get_current_user
 from app.dependencies import get_audio_url_signer, get_db_session, get_user_repository
 from app.schemas.voice import (
@@ -125,13 +126,6 @@ def _preset_to_unified_response(preset) -> UnifiedVoiceItemResponse:
    )


-def _get_user_plan(user_id: str, user_repository: UserRepository) -> str:
-    user = user_repository.find_by_id(user_id)
-    if user is None:
-        return "free"
-    return getattr(user, "subscription_plan", "free") or "free"
-
-
 # ==================== 统一配音列表（预置 + 克隆）====================


@@ -271,7 +265,7 @@ def create_voice(
    sign_url=Depends(get_audio_url_signer),
 ) -> VoiceLibraryItemResponse:
    user_id = authenticated_user.user.id
-    plan_name = _get_user_plan(user_id, user_repository)
+    plan_name = get_user_plan(user_id, user_repository)
    command = CreateVoiceLibraryCommand(
        user_id=user_id,
        name=request.name,
@@ -328,7 +322,7 @@ def update_voice(
    return _to_response(item, sign_url)


-@router.delete("/{voice_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None)
+@router.delete("/{voice_id}", status_code=status.HTTP_204_NO_CONTENT, response_model=None, response_class=Response)
 def delete_voice(
    voice_id: str,
    authenticated_user: AuthenticatedUser = Depends(get_current_user),
@@ -339,4 +333,4 @@ def delete_voice(
    deleted = use_case.execute(voice_id, user_id)
    if not deleted:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Voice not found")
-    return Response(status_code=204)
+    return
@@ -19,27 +19,25 @@ class Settings(BaseSettings):
    # Container bind address; external expose is controlled by Docker/Nginx.
    API_HOST: str = "0.0.0.0"  # nosec: B104
    API_PORT: int = 8000
-    API_PREFIX: str = "/api/v1"

    DATABASE_URL: str = "postgresql+psycopg://postgres:postgres@localhost:5432/xiaoxia_saas"
    DATABASE_POOL_SIZE: int = 20
    DATABASE_MAX_OVERFLOW: int = 10  # 调整为合理值：pool_size(20) + max_overflow(10) = 最大30连接
    DATABASE_POOL_TIMEOUT: int = 30
-    DATABASE_POOL_RECYLE: int = 3600
+    DATABASE_POOL_RECYCLE: int = 3600
    USE_IN_MEMORY_DB: bool = False
    AUTO_CREATE_SCHEMA: bool = False

    REDIS_URL: str = "redis://localhost:6379/0"
-    REDIS_MAX_CONNECTION: int = 50
    ENABLE_REDIS_SESSIONS: bool = False

    # JWT secret key - MUST be set via environment variable, no default allowed
    JWT_SECRET_KEY: Optional[str] = None
-    # 旧的 JWT secret key（用于密钥轮换期间验证旧 token）
-    # 在密钥轮换时，先设置新密钥，旧密钥保留在此处直到所有旧 token 过期
-    JWT_SECRET_KEY_OLD: Optional[str] = None
-    # 密钥轮换天数（到达此天数后建议更换密钥）
-    SECRET_ROTATION_DAYS: int = 90
+
+    # JWT 算法与过期时间（与 .env.example 对齐）
+    JWT_ALGORITHM: str = "HS256"
+    JWT_ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
+    JWT_REFRESH_TOKEN_EXPIRE_DAYS: int = 30

    @field_validator("JWT_SECRET_KEY", mode="before")
    @classmethod
@@ -75,7 +73,7 @@ class Settings(BaseSettings):
    CELERY_RESULT_BACKEND: str = "redis://localhost:6379/1"

    # OSS 七牛云相关
-    OSS_ENDPOINT: str = "oss-cn-hangzhou.aliiyuncs.com"
+    OSS_ENDPOINT: str = "oss-cn-hangzhou.aliyuncs.com"
    OSS_ACCESS_KEY_ID: str = ""
    OSS_ACCESS_KEY_SECRET: str = ""
    OSS_BUCKET_NAME: str = "xiaoxia-autocut"
@@ -106,9 +104,11 @@ class Settings(BaseSettings):
    )
    OSS_DIRECT_UPLOAD_EXPIRE_SECONDS: int = 900

-    LOG_LEVEL: str = "INFO"
    CORS_ORIGINS_RAW: str = "http://localhost:3000,http://localhost:5173,http://localhost:8000"

+    # 渲染引擎选择：legacy=旧VideoComposeService，unified=新UnifiedRenderService
+    RENDER_ENGINE: str = "legacy"
+
    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
@@ -1 +0,0 @@
-"""Core configuration package."""
@@ -1,283 +1,14 @@
-"""阿里云 OSS 存储服务"""
+"""Backward-compatible re-export from shared storage.

-import base64
-import datetime as dt
-import hashlib
-import hmac
-import json
-import logging
-import os
-from urllib.parse import urlparse
+All storage logic now lives in ``packages.shared.storage``.
+This module keeps old import paths working so existing code
+does not need to change.
+"""

-try:
-    import oss2
-except ImportError:  # pragma: no cover - exercised in minimal local/test environments
-    oss2 = None
-from app.config import get_settings
+from packages.shared.storage import SharedStorageService as OSSStorageService
+from packages.shared.storage import (
+    get_shared_storage_service,
+    get_storage_service,
+)

-logger = logging.getLogger(__name__)
-
-
-class OSSStorageService:
-    """阿里云 OSS 存储服务"""
-
-    def __init__(self):
-        settings = get_settings()
-        self.bucket_name = settings.OSS_BUCKET_NAME
-        self.public_url = f"https://{settings.OSS_BUCKET_NAME}.{settings.OSS_ENDPOINT}"
-        self.local_url_prefix = os.getenv("GENERATED_FILES_URL_PREFIX", "/generated-files")
-        self.bucket = None
-
-        has_key_id = bool(settings.OSS_ACCESS_KEY_ID)
-        has_key_secret = bool(settings.OSS_ACCESS_KEY_SECRET)
-
-        if has_key_id and has_key_secret:
-            if oss2 is not None:
-                try:
-                    # P0-2 修复：oss2.Bucket 的 endpoint 必须带 https:// 前缀，
-                    # 否则 sign_url 默认生成 HTTP URL。
-                    bucket_endpoint = settings.OSS_ENDPOINT
-                    if not bucket_endpoint.startswith(("http://", "https://")):
-                        bucket_endpoint = f"https://{bucket_endpoint}"
-                    auth = oss2.Auth(
-                        settings.OSS_ACCESS_KEY_ID,
-                        settings.OSS_ACCESS_KEY_SECRET,
-                    )
-                    self.bucket = oss2.Bucket(
-                        auth,
-                        bucket_endpoint,
-                        settings.OSS_BUCKET_NAME,
-                    )
-                    logger.info(
-                        "OSS initialized: endpoint=%s bucket=%s",
-                        settings.OSS_ENDPOINT,
-                        settings.OSS_BUCKET_NAME,
-                    )
-                except Exception as error:
-                    logger.error("Failed to initialize OSS bucket client: %s", error)
-            else:
-                logger.error("oss2 SDK is not installed — OSS operations will fail")
-        else:
-            missing = []
-            if not has_key_id:
-                missing.append("OSS_ACCESS_KEY_ID")
-            if not has_key_secret:
-                missing.append("OSS_ACCESS_KEY_SECRET")
-            logger.error("OSS credentials not configured — missing: %s", ", ".join(missing))
-
-        self.access_key_id = settings.OSS_ACCESS_KEY_ID
-        self.access_key_secret = settings.OSS_ACCESS_KEY_SECRET
-        self.endpoint = settings.OSS_ENDPOINT
-
-    def diagnose(self) -> None:
-        """启动诊断：输出 OSS 配置状态，帮助排查预签名 URL 问题。"""
-        key_id_display = (
-            f"{self.access_key_id[:4]}...{self.access_key_id[-4:]}" if len(self.access_key_id) > 8 else "(empty)"
-        )
-        logger.info(
-            "[OSS诊断] endpoint=%s bucket_name=%s access_key_id=%s",
-            self.endpoint,
-            self.bucket_name,
-            key_id_display,
-        )
-        if self.bucket is None:
-            logger.error(
-                "[OSS诊断] ❌ bucket=None — 预签名URL不可用！"
-                "原因: OSS_ACCESS_KEY_ID/OSS_ACCESS_KEY_SECRET 未配置或 oss2 未安装。"
-                "请检查服务器 .env 文件（如 /var/lib/xiaoxia-saas-staging/.env）"
-            )
-        else:
-            logger.info("[OSS诊断] ✅ bucket 已配置，预签名URL可用")
-
-    def _is_local_generated_url(self, storage_key_or_url: str) -> bool:
-        parsed = urlparse(storage_key_or_url)
-        path = parsed.path if parsed.scheme else storage_key_or_url
-        return path.startswith(f"{self.local_url_prefix}/")
-
-    def create_direct_upload_post(
-        self,
-        storage_key: str,
-        content_type: str,
-        max_size_bytes: int,
-        expires_seconds: int,
-    ) -> dict[str, object]:
-        """创建浏览器直传 OSS 的 PostObject 表单。"""
-        if not self.access_key_id or not self.access_key_secret:
-            raise RuntimeError("OSS storage is not configured")
-        normalized_key = self._normalize_storage_key(storage_key)
-        if not normalized_key.startswith("uploads/"):
-            raise ValueError("direct upload key must be under uploads/")
-
-        expiration = (dt.datetime.now(dt.timezone.utc) + dt.timedelta(seconds=expires_seconds)).strftime(
-            "%Y-%m-%dT%H:%M:%S.000Z"
-        )
-        policy = {
-            "expiration": expiration,
-            "conditions": [
-                {"bucket": self.bucket_name},
-                {"key": normalized_key},
-                ["content-length-range", 1, max_size_bytes],
-                ["starts-with", "$Content-Type", content_type.split("/", 1)[0] + "/" if "/" in content_type else ""],
-            ],
-        }
-        encoded_policy = base64.b64encode(json.dumps(policy, separators=(",", ":")).encode("utf-8")).decode("ascii")
-        signature = base64.b64encode(
-            hmac.new(self.access_key_secret.encode("utf-8"), encoded_policy.encode("utf-8"), hashlib.sha1).digest()
-        ).decode("ascii")
-
-        return {
-            "url": self.public_url,
-            "method": "POST",
-            "storage_key": normalized_key,
-            "expires_at": expiration,
-            "fields": {
-                "key": normalized_key,
-                "OSSAccessKeyId": self.access_key_id,
-                "policy": encoded_policy,
-                "Signature": signature,
-                "success_action_status": "201",
-                "Content-Type": content_type,
-            },
-        }
-
-    def upload_file(
-        self,
-        file_or_path,
-        storage_key: str,
-        content_type: str = "application/octet-stream",
-    ) -> str:
-        """
-        上传文件到 OSS
-
-        Args:
-            file_or_path: 文件对象或本地文件路径
-            storage_key: 存储键（文件路径）
-            content_type: 内容类型
-
-        Returns:
-            文件公网 URL
-        """
-        if self.bucket is None:
-            raise RuntimeError("OSS storage is not configured")
-
-        try:
-            # 如果是字符串路径，从本地文件上传
-            if isinstance(file_or_path, str):
-                self.bucket.put_object_from_file(storage_key, file_or_path, headers={"Content-Type": content_type})
-            else:
-                # 文件对象
-                file_or_path.seek(0)
-                self.bucket.put_object(storage_key, file_or_path, headers={"Content-Type": content_type})
-
-            return f"{self.public_url}/{storage_key}"
-        except Exception as e:
-            raise Exception(f"Failed to upload file to OSS: {e}")
-
-    def get_url(self, storage_key: str) -> str:
-        """获取文件公网 URL"""
-        return f"{self.public_url}/{storage_key}"
-
-    def get_download_url(self, storage_key_or_url: str, expires_seconds: int = 3600) -> str:
-        """
-        获取文件下载签名 URL（用于私有文件）
-
-        Args:
-            storage_key_or_url: 存储键或完整 URL
-            expires_seconds: 过期时间（秒）
-
-        Returns:
-            签名 URL
-        """
-        if self.bucket is None:
-            if self._is_local_generated_url(storage_key_or_url):
-                return storage_key_or_url
-            logger.warning(
-                "get_download_url: OSS bucket not configured, returning raw URL. " "storage_key_or_url=%s",
-                storage_key_or_url[:200],
-            )
-            return self.get_url(self._normalize_storage_key(storage_key_or_url))
-
-        storage_key = self._normalize_storage_key(storage_key_or_url)
-        try:
-            signed = self.bucket.sign_url("GET", storage_key, expires_seconds)
-            logger.info(
-                "get_download_url: signed URL generated. storage_key=%s url_prefix=%s",
-                storage_key[:80],
-                signed[:60],
-            )
-            return signed
-        except Exception:
-            logger.exception(
-                "get_download_url: sign_url failed, falling back to raw URL. " "storage_key=%s",
-                storage_key[:200],
-            )
-            return self.get_url(storage_key)
-
-    def _normalize_storage_key(self, storage_key_or_url: str) -> str:
-        """从 URL 中提取存储键"""
-        if storage_key_or_url.startswith("http://") or storage_key_or_url.startswith("https://"):
-            parsed = urlparse(storage_key_or_url)
-            # 移除开头的 /
-            return parsed.path.lstrip("/")
-        return storage_key_or_url.lstrip("/")
-
-    def download_file(self, storage_key: str, local_path: str):
-        """
-        从 OSS 下载文件到本地
-
-        Args:
-            storage_key: 存储键
-            local_path: 本地文件路径
-        """
-        if self.bucket is None:
-            raise RuntimeError("OSS storage is not configured")
-
-        try:
-            os.makedirs(os.path.dirname(local_path), exist_ok=True)
-            self.bucket.get_object_to_file(storage_key, local_path)
-        except Exception as e:
-            raise Exception(f"Failed to download file from OSS: {e}")
-
-    def delete_file(self, storage_key: str):
-        """
-        删除 OSS 文件
-
-        Args:
-            storage_key: 存储键
-        """
-        if self.bucket is None:
-            return
-
-        try:
-            self.bucket.delete_object(storage_key)
-        except Exception as error:
-            logger.warning(
-                "Failed to delete file from OSS",
-                extra={"storage_key": storage_key, "error": str(error)},
-            )
-
-    def file_exists(self, storage_key: str) -> bool:
-        """
-        检查文件是否存在
-
-        Args:
-            storage_key: 存储键
-
-        Returns:
-            是否存在
-        """
-        if self.bucket is None:
-            return False
-        return self.bucket.object_exists(storage_key)
-
-
-_storage_service = None
-
-
-def get_storage_service() -> OSSStorageService:
-    """获取存储服务实例（全局单例）"""
-    global _storage_service
-    if _storage_service is None:
-        _storage_service = OSSStorageService()
-        _storage_service.diagnose()
-    return _storage_service
+__all__ = ["OSSStorageService", "get_storage_service", "get_shared_storage_service"]
@@ -50,20 +50,8 @@ from packages.adapters.sqlalchemy_impl.voice_clone_profile_repository import (
 from packages.adapters.sqlalchemy_impl.voice_library_repository import (
    SQLAlchemyVoiceLibraryRepository,
 )
-from packages.ports.asset_library_repository import AssetLibraryRepository
-from packages.ports.asset_repository import AssetRepository
-from packages.ports.classification_job_repository import ClassificationJobRepository
-from packages.ports.duplication_repository import DuplicationRecordRepository
-from packages.ports.generated_video_repository import GeneratedVideoRepository
-from packages.ports.generation_task_repository import GenerationTaskRepository
-from packages.ports.ingest_job_repository import IngestJobRepository
-from packages.ports.job_repository import JobRepository
-from packages.ports.project_repository import ProjectRepository
 from packages.ports.tag_repository import TagRepository
-from packages.ports.title_library_repository import TitleLibraryRepository
 from packages.ports.user_repository import UserRepository
-from packages.ports.voice_clone_profile_repository import VoiceCloneProfileRepository
-from packages.ports.voice_library_repository import VoiceLibraryRepository

 _engine, _SessionLocal = build_session_factory(settings.DATABASE_URL)

@@ -7,12 +7,16 @@ common auth dependencies for backward compatibility.

 from __future__ import annotations

+import logging
+
 from app.auth import AuthenticatedUser
 from app.auth import get_current_user as get_authenticated_user
 from app.dependencies import get_user_repository
-from fastapi import Depends
+from fastapi import Depends, HTTPException
 from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer

+logger = logging.getLogger(__name__)
+
 from packages.domain.entities import User
 from packages.ports.user_repository import UserRepository

@@ -33,6 +37,10 @@ async def get_current_user_optional(
        return None
    try:
        authenticated_user = await get_authenticated_user(credentials, user_repository)
-    except HTTPException:
+    except HTTPException as exc:
+        if exc.status_code >= 500:
+            # 服务端错误不应被静默吞掉，记录日志
+            logger.error("可选认证遇到服务端错误，status=%s", exc.status_code, exc_info=True)
+        # 4xx 认证失败（如 token 无效、用户不存在）属于正常流程，返回 None
        return None
    return authenticated_user.user
@@ -6,7 +6,7 @@ import logging
 import time
 from typing import Callable

-from fastapi import Request, Response
+from fastapi import Request
 from starlette.middleware.base import BaseHTTPMiddleware

 logger = logging.getLogger(__name__)
@@ -54,17 +54,45 @@ class AssetResponse(BaseModel):
    tag_ids: list[str] = Field(default_factory=list)


+MAX_BATCH_SIZE = 200
+
+
 class BatchDeleteRequest(BaseModel):
-    """批量删除请求。"""
+    """批量删除请求（软删除）。"""

-    ids: list[str] = Field(..., min_length=1, max_length=100, description="要删除的素材 ID 列表")
+    asset_ids: list[str] = Field(..., min_length=1, max_length=MAX_BATCH_SIZE, description="要删除的素材 ID 列表")


-class BatchDeleteResponse(BaseModel):
-    """批量删除响应。"""
+class BatchOperationResponse(BaseModel):
+    """批量操作通用响应。"""

-    deleted_count: int = Field(..., ge=0, description="实际删除数量")
-    failed_ids: list[str] = Field(default_factory=list, description="删除失败的 ID 列表")
+    success_count: int = Field(..., ge=0, description="成功数量")
+    failed_ids: list[str] = Field(default_factory=list, description="失败的 ID 列表")
+    failed_details: dict[str, str] = Field(default_factory=dict, description="失败详情 {asset_id: reason}")
+
+
+class BatchTagRequest(BaseModel):
+    """批量打标签请求。"""
+
+    asset_ids: list[str] = Field(..., min_length=1, max_length=MAX_BATCH_SIZE, description="素材 ID 列表")
+    tag_ids: list[str] = Field(..., min_length=1, max_length=50, description="标签 ID 列表")
+    mode: str = Field(default="add", pattern="^(add|replace)$", description="add=添加合并，replace=全量替换")
+
+
+class BatchClassifyRequest(BaseModel):
+    """批量修改分类请求。"""
+
+    asset_ids: list[str] = Field(..., min_length=1, max_length=MAX_BATCH_SIZE, description="素材 ID 列表")
+    category: str = Field(..., min_length=1, max_length=50, description="内容分类，如 person/scenic/product")
+
+
+class BatchMarkRequest(BaseModel):
+    """批量设置智能视图标记请求。"""
+
+    asset_ids: list[str] = Field(..., min_length=1, max_length=MAX_BATCH_SIZE, description="素材 ID 列表")
+    smart_view: str = Field(
+        ..., pattern="^(recommended|caution|high_risk)$", description="智能视图标记：recommended/caution/high_risk"
+    )


 class ListAssetsResponse(BaseModel):
@@ -1,32 +0,0 @@
-from datetime import datetime
-
-from pydantic import BaseModel, Field
-
-
-class RecentTaskItem(BaseModel):
-    id: str
-    task_type: str = "generation"
-    status: str
-    current_step: str = ""
-    error_message: str = ""
-    updated_at: datetime | None = None
-
-
-class SubscriptionInfo(BaseModel):
-    """用户订阅信息。"""
-
-    plan: str = "free"
-    is_active: bool = False
-
-
-class DashboardOverviewResponse(BaseModel):
-    """Dashboard 概览数据。"""
-
-    total_assets: int = 0
-    used_storage_bytes: int = 0
-    total_titles: int = 0
-    total_voices: int = 0
-    total_tasks: int = 0
-    total_products: int = 0
-    subscription: SubscriptionInfo = Field(default_factory=SubscriptionInfo)
-    recent_tasks: list[RecentTaskItem] = Field(default_factory=list)
@@ -33,6 +33,17 @@ class CreateGenerationTaskRequest(BaseModel):
    asset_select_count: int = Field(
        default=0, ge=0, le=100, description="选取数量，0表示全部（仅 random/smart 模式有效）"
    )
+    # ── 自动重试 ──
+    auto_retry_enabled: bool = Field(
+        default=False,
+        description="是否开启失败自动重试，默认关闭",
+    )
+    auto_retry_max: int = Field(
+        default=0,
+        ge=0,
+        le=5,
+        description="最大自动重试次数，0表示不自动重试，最大5次",
+    )

    @model_validator(mode="after")
    def _check_at_least_one_mode(self) -> "CreateGenerationTaskRequest":
@@ -64,6 +75,10 @@ class GenerationTaskResponse(BaseModel):
    progress: float
    result_count: int
    error_message: str
+    error_info: dict = Field(default_factory=dict)
+    retry_count: int = 0
+    auto_retry_enabled: bool = False
+    auto_retry_max: int = 0
    logs: list[dict] = Field(default_factory=list)

    @field_validator("logs", mode="before")
@@ -1,109 +0,0 @@
-"""Job API schemas — Phase 8 任务 2.10."""
-
-from __future__ import annotations
-
-from datetime import datetime
-from typing import Any, Optional
-
-from pydantic import BaseModel, Field
-
-
-class CreateJobRequest(BaseModel):
-    """创建任务请求体。"""
-
-    project_id: str = Field(..., min_length=1, description="项目 ID")
-    job_type: str = Field(
-        ...,
-        description="任务类型: video_compose / render_edit_plan / asset_ingest / classification / voice_extraction / generation",
-    )
-    payload: dict[str, Any] = Field(default_factory=dict, description="任务输入参数")
-    source_id: str = Field(default="", description="关联的业务实体 ID（如 edit_plan_id）")
-    max_retries: int = Field(default=3, ge=0, le=10, description="最大重试次数")
-
-
-class UpdateProgressRequest(BaseModel):
-    """更新任务进度请求体。"""
-
-    progress: float = Field(..., ge=0.0, le=100.0, description="进度百分比")
-    current_stage: str = Field(default="", description="当前阶段描述")
-
-
-class CompleteJobRequest(BaseModel):
-    """完成任务请求体。"""
-
-    result: dict[str, Any] = Field(default_factory=dict, description="任务结果")
-
-
-class FailJobRequest(BaseModel):
-    """标记任务失败请求体。"""
-
-    error_message: str = Field(..., min_length=1, description="错误信息")
-
-
-class JobResponse(BaseModel):
-    """任务响应体。"""
-
-    id: str
-    project_id: str
-    job_type: str
-    status: str
-    progress: float
-    current_stage: str
-    payload: dict[str, Any]
-    result: dict[str, Any]
-    error_message: str
-    retry_count: int
-    max_retries: int
-    celery_task_id: str
-    source_id: str
-    created_by_user_id: str
-    is_retryable: bool
-    started_at: Optional[datetime] = None
-    completed_at: Optional[datetime] = None
-    created_at: datetime
-    updated_at: datetime
-
-    model_config = {"from_attributes": True}
-
-
-class ListJobsResponse(BaseModel):
-    """任务列表响应体。"""
-
-    items: list[JobResponse]
-    total: int
-
-
-class JobStatisticsResponse(BaseModel):
-    """任务统计响应体。"""
-
-    project_id: str
-    total: int
-    pending: int
-    running: int
-    success: int
-    failed: int
-
-
-def job_to_response(job) -> JobResponse:
-    """将 Job 领域对象转换为 API 响应。"""
-    return JobResponse(
-        id=job.id,
-        project_id=job.project_id,
-        job_type=job.job_type.value if hasattr(job.job_type, "value") else str(job.job_type),
-        status=job.status.value if hasattr(job.status, "value") else str(job.status),
-        progress=job.progress,
-        current_stage=job.current_stage,
-        payload=job.payload,
-        result=job.result,
-        error_message=job.error_message,
-        retry_count=job.retry_count,
-        max_retries=job.max_retries,
-        celery_task_id=job.celery_task_id,
-        source_id=job.source_id,
-        created_by_user_id=job.created_by_user_id,
-        is_retryable=job.is_retryable,
-        started_at=job.started_at,
-        completed_at=job.completed_at,
-        created_at=job.created_at,
-        updated_at=job.updated_at,
-    )
@@ -1,86 +0,0 @@
-"""Recipe API schemas."""
-
-from __future__ import annotations
-
-from datetime import datetime
-from typing import Any, Dict, List, Optional
-
-from pydantic import BaseModel, Field
-
-# ── Response ──
-
-
-class RecipeItemResponse(BaseModel):
-    id: str
-    recipe_id: str
-    item_type: str
-    item_id: str
-    position: int
-    metadata_: Dict[str, Any] = Field(default_factory=dict, alias="metadata")
-
-    class Config:
-        populate_by_name = True
-
-
-class RecipeResponse(BaseModel):
-    id: str
-    user_id: str
-    name: str
-    description: str = ""
-    template_id: str = ""
-    generation_params: Dict[str, Any] = Field(default_factory=dict)
-    items: List[RecipeItemResponse] = Field(default_factory=list)
-    is_active: bool = True
-    metadata_: Dict[str, Any] = Field(default_factory=dict, alias="metadata")
-    created_at: datetime
-    updated_at: datetime
-
-    class Config:
-        populate_by_name = True
-
-
-class ListRecipesResponse(BaseModel):
-    items: List[RecipeResponse]
-    total: int = 0
-
-
-class UseRecipeResponse(BaseModel):
-    recipe: RecipeResponse
-    warnings: List[Dict[str, Any]] = Field(default_factory=list)
-
-
-# ── Request ──
-
-
-class RecipeItemRequest(BaseModel):
-    item_type: str
-    item_id: str
-    position: int = 0
-    metadata_: Dict[str, Any] = Field(default_factory=dict, alias="metadata")
-
-    class Config:
-        populate_by_name = True
-
-
-class CreateRecipeRequest(BaseModel):
-    name: str
-    description: str = ""
-    template_id: str = ""
-    generation_params: Dict[str, Any] = Field(default_factory=dict)
-    items: List[RecipeItemRequest] = Field(default_factory=list)
-    metadata_: Dict[str, Any] = Field(default_factory=dict, alias="metadata")
-
-    class Config:
-        populate_by_name = True
-
-
-class UpdateRecipeRequest(BaseModel):
-    name: Optional[str] = None
-    description: Optional[str] = None
-    template_id: Optional[str] = None
-    generation_params: Optional[Dict[str, Any]] = None
-    items: Optional[List[RecipeItemRequest]] = None
-    metadata_: Optional[Dict[str, Any]] = Field(default=None, alias="metadata")
-
-    class Config:
-        populate_by_name = True
@@ -2,7 +2,7 @@

 from __future__ import annotations

-from typing import List, Optional
+from typing import Optional

 from pydantic import BaseModel, Field

@@ -11,8 +11,10 @@ class ProjectTaskResponse(BaseModel):
    progress: float
    current_step: str
    error_message: str = ""
+    error_info: dict = Field(default_factory=dict)
    user_message: str = ""
    retryable: bool = False
+    retry_count: int = 0
    source_id: str = ""
    template_id: str = ""
    created_at: datetime | None = None
@@ -21,6 +23,7 @@ class ProjectTaskResponse(BaseModel):

 class ListProjectTasksResponse(BaseModel):
    items: list[ProjectTaskResponse] = Field(default_factory=list)
+    total: int = 0


 class UserTaskResponse(BaseModel):
@@ -34,8 +37,10 @@ class UserTaskResponse(BaseModel):
    progress: float
    current_step: str
    error_message: str = ""
+    error_info: dict = Field(default_factory=dict)
    user_message: str = ""
    retryable: bool = False
+    retry_count: int = 0
    source_id: str = ""
    created_at: datetime | None = None
    updated_at: datetime | None = None
@@ -45,3 +50,4 @@ class ListTasksResponse(BaseModel):
    """用户级任务列表响应（GET /api/v1/tasks）。"""

    items: list[UserTaskResponse] = Field(default_factory=list)
+    total: int = 0
@@ -45,6 +45,7 @@ class TemplateResponse(BaseModel):
    segments: List[SegmentResponse] = Field(default_factory=list)
    is_active: bool = True
    is_favorite: bool = False
+    usage_count: int = 0
    created_at: datetime
    updated_at: datetime

@@ -120,3 +121,25 @@ class CreateCategoryRequest(BaseModel):

 class ListCategoriesResponse(BaseModel):
    items: List[CategoryResponse]
+
+
+# ── Copy Template ──
+
+
+class CopyTemplateRequest(BaseModel):
+    new_name: str
+
+
+# ── Tags ──
+
+
+class ListTagsResponse(BaseModel):
+    items: List[str]
+
+
+# ── Usage Stats ──
+
+
+class TemplateUsageResponse(BaseModel):
+    template_id: str
+    usage_count: int
@@ -0,0 +1,45 @@
+from typing import Literal
+
+from pydantic import BaseModel, Field
+
+VideoReviewStatus = Literal["pending_review", "approved", "rejected"]
+
+
+class VideoItemResponse(BaseModel):
+    id: str
+    project_id: str
+    generation_task_id: str
+    name: str
+    file_url: str
+    file_size: int
+    duration: float
+    thumbnail_url: str | None = None
+    width: int
+    height: int
+    fps: float
+    status: str = "completed"
+    review_status: str = "pending_review"
+    generation_params: dict = Field(default_factory=dict)
+    download_url: str | None = None
+    generated_at: str = ""
+
+
+class ListVideosResponse(BaseModel):
+    items: list[VideoItemResponse]
+    total: int
+    page: int
+    page_size: int
+
+
+class UpdateVideoReviewRequest(BaseModel):
+    review_status: VideoReviewStatus
+
+
+class BatchDownloadRequest(BaseModel):
+    video_ids: list[str]
+
+
+class BatchDownloadResponse(BaseModel):
+    job_id: str
+    status: str = "pending"
+    download_url: str | None = None
@@ -24,7 +24,7 @@ from packages.adapters.sqlalchemy_impl import (
 )
 from packages.domain.asset import AssetType
 from packages.domain.classification import AssetClassification
-from packages.domain.edit_plan_clip import EditPlanClip, EditPlanClipStatus
+from packages.domain.edit_plan_clip import EditPlanClip

 logger = logging.getLogger(__name__)

@@ -18,7 +18,6 @@ from packages.adapters.sqlalchemy_impl import (
 )
 from packages.domain.edit_plan import EditPlan, EditPlanStatus
 from packages.domain.edit_plan_clip import EditPlanClip, EditPlanClipStatus
-from packages.domain.generation_task import GenerationTaskStatus

 logger = logging.getLogger(__name__)

@@ -282,6 +281,7 @@ class EditPlanService:
        start_time: float = 0.0,
        duration: float = 0.0,
        transition_effect: str = "cut",
+        transition_duration: float = 0.0,
        config: Optional[dict[str, Any]] = None,
    ) -> EditPlanClip:
        """创建片段
@@ -302,6 +302,7 @@ class EditPlanService:
            start_time=start_time,
            duration=duration,
            transition_effect=transition_effect,
+            transition_duration=transition_duration,
            config=config,
        )
        created = self._clip_repo.create(clip)
@@ -325,6 +326,7 @@ class EditPlanService:
        start_time: Optional[float] = None,
        duration: Optional[float] = None,
        transition_effect: Optional[str] = None,
+        transition_duration: Optional[float] = None,
        config: Optional[dict[str, Any]] = None,
    ) -> EditPlanClip:
        """更新片段
@@ -347,6 +349,9 @@ class EditPlanService:
            transition_effect=(
                transition_effect.strip() if transition_effect is not None else existing.transition_effect
            ),
+            transition_duration=(
+                transition_duration if transition_duration is not None else existing.transition_duration
+            ),
            status=existing.status,
            config=config if config is not None else existing.config,
            created_at=existing.created_at,
@@ -13,8 +13,6 @@ from __future__ import annotations
 import logging
 from typing import Any

-from sqlalchemy.orm import Session
-
 from packages.application.jobs import (
    CancelJobUseCase,
    CompleteJobCommand,
@@ -13,7 +13,7 @@
 from __future__ import annotations

 import logging
-from typing import Any, List, Optional
+from typing import Any, List

 from sqlalchemy.orm import Session

@@ -16,7 +16,6 @@ FFmpeg 视频合成编排服务：
 from __future__ import annotations

 import logging
-import shutil
 from dataclasses import dataclass, field
 from typing import Any

@@ -28,7 +27,7 @@ from packages.adapters.sqlalchemy_impl.edit_plan_clip_repository import (
 from packages.adapters.sqlalchemy_impl.edit_plan_repository import (
    SQLAlchemyEditPlanRepository,
 )
-from packages.domain.edit_plan import EditPlan, EditPlanStatus
+from packages.domain.edit_plan import EditPlanStatus
 from packages.domain.edit_plan_clip import EditPlanClip, EditPlanClipStatus
 from packages.domain.template_clip_config import TransitionEffect

@@ -26,6 +26,9 @@ export default defineConfig({
          use: {
            ...devices["Desktop Chrome"],
            channel: process.env.E2E_BROWSER_CHANNEL || "msedge",
+            launchOptions: {
+              args: ["--disable-gpu", "--disable-software-rasterizer"],
+            },
          },
        },
        {
@@ -51,6 +54,9 @@ export default defineConfig({
          use: {
            ...devices["Desktop Chrome"],
            channel: process.env.E2E_BROWSER_CHANNEL || "msedge",
+            launchOptions: {
+              args: ["--disable-gpu", "--disable-software-rasterizer"],
+            },
          },
        },
      ],
@@ -1,161 +0,0 @@
-/**
- * 账号管理 Mock API
- *
- * 模拟多平台账号绑定/解绑操作
- * 支持平台：抖音、快手、小红书、微信视频号
- */
-
-/* ── 类型定义 ───────────────────────────────────────────── */
-
-/** 平台 ID */
-export type PlatformId = "douyin" | "kuaishou" | "xiaohongshu" | "wechat";
-
-/** 账号状态 */
-export type AccountStatus = "active" | "expired" | "limited";
-
-/** 已绑定的账号 */
-export interface Account {
-  id: string;
-  platform_id: PlatformId;
-  name: string;
-  avatar?: string;
-  status: AccountStatus;
-  bound_at: string;
-}
-
-/** 平台信息 */
-export interface Platform {
-  id: PlatformId;
-  name: string;
-  subName: string;
-  icon: string;
-  gradient: string;
-}
-
-/** 绑定账号请求 */
-export interface BindAccountRequest {
-  platform_id: PlatformId;
-  name: string;
-}
-
-/* ── 平台配置 ───────────────────────────────────────────── */
-
-export const PLATFORMS: Platform[] = [
-  {
-    id: "douyin",
-    name: "抖音",
-    subName: "短视频发布平台",
-    icon: "📱",
-    gradient: "linear-gradient(135deg, #fe2c55, #25f4ee)",
-  },
-  {
-    id: "kuaishou",
-    name: "快手",
-    subName: "短视频发布平台",
-    icon: "🎬",
-    gradient: "linear-gradient(135deg, #ff4906, #ffba00)",
-  },
-  {
-    id: "xiaohongshu",
-    name: "小红书",
-    subName: "种草笔记发布平台",
-    icon: "📕",
-    gradient: "linear-gradient(135deg, #ff2442, #ff6b6b)",
-  },
-  {
-    id: "wechat",
-    name: "微信视频号",
-    subName: "视频号发布平台",
-    icon: "💬",
-    gradient: "linear-gradient(135deg, #07c160, #4cd964)",
-  },
-];
-
-/* ── Mock 数据 ───────────────────────────────────────────── */
-
-let MOCK_ACCOUNTS: Account[] = [
-  {
-    id: "acc-001",
-    platform_id: "douyin",
-    name: "小虾官方号",
-    avatar: "🦐",
-    status: "active",
-    bound_at: "2025-12-01T10:00:00Z",
-  },
-  {
-    id: "acc-002",
-    platform_id: "douyin",
-    name: "小虾日常",
-    avatar: "🐟",
-    status: "active",
-    bound_at: "2025-12-15T14:30:00Z",
-  },
-  {
-    id: "acc-003",
-    platform_id: "kuaishou",
-    name: "小虾剪辑",
-    avatar: "🎬",
-    status: "active",
-    bound_at: "2026-01-05T09:00:00Z",
-  },
-  {
-    id: "acc-004",
-    platform_id: "xiaohongshu",
-    name: "小虾种草",
-    avatar: "📕",
-    status: "limited",
-    bound_at: "2026-02-20T16:00:00Z",
-  },
-];
-
-/* ── 模拟延迟 ───────────────────────────────────────────── */
-
-const delay = (ms: number) => new Promise((r) => setTimeout(r, ms));
-
-/* ── API 函数 ───────────────────────────────────────────── */
-
-/** 获取指定平台的账号列表 */
-export async function getAccountsByPlatform(
-  platformId: PlatformId,
-): Promise<Account[]> {
-  await delay(300);
-  return MOCK_ACCOUNTS.filter((a) => a.platform_id === platformId);
-}
-
-/** 获取所有平台的账号总数 */
-export async function getAllAccounts(): Promise<Account[]> {
-  await delay(200);
-  return [...MOCK_ACCOUNTS];
-}
-
-/** 绑定新账号 */
-export async function bindAccount(data: BindAccountRequest): Promise<Account> {
-  await delay(500);
-  const newAccount: Account = {
-    id: `acc-${Date.now()}`,
-    platform_id: data.platform_id,
-    name: data.name,
-    avatar: undefined,
-    status: "active",
-    bound_at: new Date().toISOString(),
-  };
-  MOCK_ACCOUNTS = [...MOCK_ACCOUNTS, newAccount];
-  return newAccount;
-}
-
-/** 解绑账号 */
-export async function unbindAccount(accountId: string): Promise<void> {
-  await delay(400);
-  MOCK_ACCOUNTS = MOCK_ACCOUNTS.filter((a) => a.id !== accountId);
-}
-
-/* ── 状态配置 ───────────────────────────────────────────── */
-
-export const ACCOUNT_STATUS_CONFIG: Record<
-  AccountStatus,
-  { label: string; className: string }
-> = {
-  active: { label: "正常", className: "acc-status--active" },
-  expired: { label: "已过期", className: "acc-status--expired" },
-  limited: { label: "受限", className: "acc-status--limited" },
-};
@@ -1,42 +0,0 @@
-/**
- * 仪表盘 API
- * Phase 1 新增：用户仪表盘概览
- */
-import apiClient from "./client";
-
-/** 仪表盘概览数据 */
-export interface DashboardOverview {
-  /** 素材总数 */
-  total_assets: number;
-  /** 已用存储（字节） */
-  used_storage_bytes: number;
-  /** 总标题数 */
-  total_titles: number;
-  /** 总配音数 */
-  total_voices: number;
-  /** 生成任务总数 */
-  total_tasks: number;
-  /** 成品总数 */
-  total_products: number;
-  /** 最近生成任务 */
-  recent_tasks: Array<{
-    id: string;
-    task_type: string;
-    status: string;
-    progress: number;
-    user_message: string;
-    created_at: string;
-  }>;
-  /** 订阅信息 */
-  subscription: {
-    plan: "free" | "pro" | "enterprise";
-    status: "active" | "inactive" | "expired";
-    expires_at?: string;
-  };
-}
-
-/** 获取仪表盘概览数据 */
-export const getDashboardOverview = async (): Promise<DashboardOverview> => {
-  const response = await apiClient.get("/dashboard/overview");
-  return response.data;
-};
@@ -1,365 +0,0 @@
-/* V21 业务组件统一样式 */
-
-/* ==================== 按钮 ==================== */
-.xx-primary-btn {
-  background: var(--gradient-primary) !important;
-  color: var(--text-inverse) !important;
-  border: none !important;
-  border-radius: var(--radius-md) !important;
-  padding: 10px 20px !important;
-  font-weight: var(--font-weight-bold) !important;
-  box-shadow: var(--shadow-primary) !important;
-  transition: var(--transition-all) !important;
-  cursor: pointer;
-  height: auto !important;
-}
-
-.xx-primary-btn:hover {
-  box-shadow: var(--shadow-hover) !important;
-  transform: translateY(-1px);
-}
-
-.xx-ghost-btn {
-  background: transparent !important;
-  color: var(--primary-color) !important;
-  border: 2px solid var(--primary-color) !important;
-  border-radius: var(--radius-md) !important;
-  padding: var(--space-sm) 18px !important;
-  font-weight: var(--font-weight-bold) !important;
-  transition: var(--transition-all) !important;
-  cursor: pointer;
-  height: auto !important;
-}
-
-.xx-ghost-btn:hover {
-  background: var(--primary-soft) !important;
-}
-
-/* ==================== 卡片 ==================== */
-.xx-card {
-  background: var(--bg-elevated);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-xl);
-  box-shadow: var(--shadow-card);
-  padding: var(--space-lg);
-  margin-bottom: 20px;
-  transition: all var(--transition-slow);
-}
-
-.xx-card:hover {
-  box-shadow: var(--shadow-md);
-  transform: translateY(-2px);
-}
-
-/* ==================== 页面结构 ==================== */
-.xx-page {
-  max-width: 1200px;
-  margin: 0 auto;
-  padding: var(--space-lg);
-}
-
-.xx-page-head {
-  display: flex;
-  justify-content: space-between;
-  align-items: flex-start;
-  gap: 18px;
-  margin-bottom: 28px;
-}
-
-.xx-page-head h2 {
-  font-size: 26px;
-  font-weight: var(--font-weight-extrabold);
-  color: var(--text-primary);
-  margin: 0 0 var(--space-sm);
-}
-
-.xx-page-head p {
-  font-size: var(--font-size-base);
-  color: var(--text-secondary);
-  margin: 0;
-}
-
-/* ==================== 表格样式 ==================== */
-.xx-table-card {
-  background: var(--bg-elevated);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-xl);
-  box-shadow: var(--shadow-card);
-  padding: 20px;
-  overflow: hidden;
-}
-
-/* 表格包装器 */
-.xx-table-wrapper {
-  border-radius: var(--radius-lg);
-  overflow: hidden;
-}
-
-/* ==================== 标签/Tag ==================== */
-.xx-tag {
-  padding: var(--space-xs) 12px;
-  border-radius: var(--radius-xs);
-  font-size: 13px;
-  font-weight: var(--font-weight-medium);
-}
-
-.xx-tag-indigo {
-  background: var(--primary-soft);
-  color: var(--primary-color);
-  border: 1px solid var(--color-primary-200);
-}
-
-.xx-tag-success {
-  background: var(--success-soft);
-  color: var(--color-secondary-500);
-  border: 1px solid var(--success-border);
-}
-
-.xx-tag-warning {
-  background: var(--warning-soft);
-  color: var(--accent-dark);
-  border: 1px solid var(--color-accent-200);
-}
-
-.xx-tag-error {
-  background: var(--error-soft);
-  color: var(--error-color);
-  border: 1px solid var(--error-border);
-}
-
-/* ==================== 搜索栏 ==================== */
-.xx-search-bar {
-  margin-bottom: 20px;
-}
-
-.xx-search-input {
-  width: 100%;
-  padding: 12px 18px;
-  border: 2px solid var(--border-color);
-  border-radius: var(--radius-md);
-  font-size: var(--font-size-base);
-  background: var(--bg-primary);
-  transition: var(--transition-all);
-  outline: none;
-}
-
-.xx-search-input:focus {
-  border-color: var(--primary-color);
-  box-shadow: 0 0 0 4px
-    color-mix(in srgb, var(--primary-color) 10%, transparent);
-}
-
-/* ==================== Modal ==================== */
-.xx-modal .ant-modal-content {
-  border-radius: var(--radius-xl);
-  padding: var(--space-lg);
-}
-
-.xx-modal .ant-modal-header {
-  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
-  padding: 20px var(--space-lg);
-  border-bottom: 1px solid var(--border-color);
-}
-
-.xx-modal .ant-modal-title {
-  font-size: var(--font-size-lg);
-  font-weight: var(--font-weight-bold);
-  color: var(--text-primary);
-}
-
-.xx-modal .ant-modal-footer {
-  border-top: 1px solid var(--border-color);
-  padding: var(--space-md) var(--space-lg);
-}
-
-/* ==================== 空状态 ==================== */
-.xx-empty-state {
-  text-align: center;
-  padding: var(--space-3xl) var(--space-lg);
-  color: var(--text-secondary);
-}
-
-.xx-empty-state-icon {
-  font-size: 48px;
-  margin-bottom: var(--space-md);
-}
-
-/* ==================== 网格布局 ==================== */
-.xx-grid-2 {
-  display: grid;
-  grid-template-columns: repeat(2, 1fr);
-  gap: 20px;
-}
-
-.xx-grid-3 {
-  display: grid;
-  grid-template-columns: repeat(3, 1fr);
-  gap: 20px;
-}
-
-.xx-grid-4 {
-  display: grid;
-  grid-template-columns: repeat(4, 1fr);
-  gap: 20px;
-}
-
-@media (max-width: 768px) {
-  .xx-grid-2,
-  .xx-grid-3,
-  .xx-grid-4 {
-    grid-template-columns: 1fr;
-  }
-}
-
-/* ==================== 配额展示 ==================== */
-.xx-quota-item {
-  padding: 20px;
-  background: var(--bg-primary);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-lg);
-  transition: var(--transition-all);
-}
-
-.xx-quota-item:hover {
-  border-color: var(--primary-color);
-  box-shadow: 0 8px 24px
-    color-mix(in srgb, var(--primary-color) 10%, transparent);
-}
-
-/* ==================== 进度条 ==================== */
-.xx-progress {
-  margin-top: 12px;
-}
-
-/* ==================== Ant Design 覆盖样式 ==================== */
-/* Table overrides */
-.ant-table-wrapper .ant-table-thead > tr > th {
-  background: var(--bg-secondary) !important;
-  font-weight: var(--font-weight-bold) !important;
-  color: var(--text-primary) !important;
-  border-bottom: 2px solid var(--border-color) !important;
-  padding: 14px var(--space-md) !important;
-}
-
-.ant-table-wrapper .ant-table-tbody > tr > td {
-  padding: 14px var(--space-md) !important;
-  border-bottom: 1px solid var(--color-gray-100) !important;
-}
-
-.ant-table-wrapper .ant-table-tbody > tr:hover > td {
-  background: var(--color-gray-50) !important;
-}
-
-/* Card overrides */
-.ant-card {
-  border-radius: var(--radius-xl) !important;
-  border: 1px solid var(--border-color) !important;
-}
-
-.ant-card-head {
-  border-bottom: 1px solid var(--border-color) !important;
-  min-height: 52px !important;
-  padding: 0 var(--space-lg) !important;
-}
-
-.ant-card-head-title {
-  font-weight: var(--font-weight-bold) !important;
-  font-size: var(--font-size-md) !important;
-  color: var(--text-primary) !important;
-}
-
-.ant-card-body {
-  padding: 20px var(--space-lg) !important;
-}
-
-/* Modal overrides */
-.ant-modal-content {
-  border-radius: var(--radius-xl) !important;
-  overflow: hidden;
-}
-
-.ant-modal-header {
-  padding: 20px var(--space-lg) !important;
-  background: var(--bg-primary) !important;
-}
-
-.ant-modal-title {
-  font-weight: var(--font-weight-bold) !important;
-  font-size: var(--font-size-lg) !important;
-  color: var(--text-primary) !important;
-}
-
-.ant-modal-body {
-  padding: var(--space-lg) !important;
-}
-
-.ant-modal-footer {
-  padding: var(--space-md) var(--space-lg) !important;
-}
-
-/* Button overrides */
-.ant-btn-primary {
-  background: var(--gradient-primary) !important;
-  border: none !important;
-  border-radius: var(--radius-md) !important;
-  box-shadow: var(--shadow-primary) !important;
-  height: auto !important;
-  padding: 10px 20px !important;
-  font-weight: var(--font-weight-bold) !important;
-}
-
-.ant-btn-primary:hover {
-  background: var(--gradient-primary) !important;
-  box-shadow: var(--shadow-hover) !important;
-  transform: translateY(-1px);
-}
-
-/* Tag overrides */
-.ant-tag {
-  border-radius: var(--radius-xs) !important;
-  padding: var(--space-xs) 12px !important;
-  font-weight: var(--font-weight-medium) !important;
-}
-
-/* Select overrides */
-.ant-select-selector {
-  border-radius: var(--radius-md) !important;
-  border-color: var(--border-color) !important;
-}
-
-.ant-select:not(.ant-select-disabled):hover .ant-select-selector {
-  border-color: var(--primary-color) !important;
-}
-
-.ant-select-focused .ant-select-selector {
-  border-color: var(--primary-color) !important;
-  box-shadow: 0 0 0 3px
-    color-mix(in srgb, var(--primary-color) 10%, transparent) !important;
-}
-
-/* Input overrides */
-.ant-input {
-  border-radius: var(--radius-md) !important;
-  border-color: var(--border-color) !important;
-  padding: 10px 14px !important;
-}
-
-.ant-input:hover {
-  border-color: var(--primary-color) !important;
-}
-
-.ant-input:focus {
-  border-color: var(--primary-color) !important;
-  box-shadow: 0 0 0 3px
-    color-mix(in srgb, var(--primary-color) 10%, transparent) !important;
-}
-
-/* Progress overrides */
-.ant-progress-inner {
-  background: var(--color-gray-100) !important;
-  border-radius: var(--radius-xs) !important;
-}
-
-.ant-progress-bg {
-  border-radius: var(--radius-xs) !important;
-}
@@ -1,290 +0,0 @@
-/**
- * CloneVoiceModal — 音色克隆弹窗
- *
- * 三步骤状态：input → uploading → success
- * 支持上传音频文件或直接录制（mock，无真实录音）
- *
- * V21 Design System — 零 antd 直接导入
- */
-import React, { useState, useCallback, useRef } from "react";
-import { Modal, Button } from "@/components/ui";
-import { createVoiceClone, toVoiceClone } from "@/api/voiceClone";
-import type { VoiceClone } from "@/api/voiceClone";
-import { uploadAsset } from "@/api/assets";
-import "./clone-voice-modal.css";
-
-/* ── 类型定义 ───────────────────────────────────────────── */
-
-type ModalStep = "input" | "uploading" | "success";
-
-export interface CloneVoiceModalProps {
-  /** 弹窗是否可见 */
-  open: boolean;
-  /** 关闭弹窗回调 */
-  onClose: () => void;
-  /** 克隆成功回调（返回新创建的音色） */
-  onSuccess?: (voice: VoiceClone) => void;
-}
-
-/* ── 默认音色名称计数器 ─────────────────────────────────── */
-
-let cloneCounter = 1;
-
-const getNextDefaultName = (): string => {
-  const name = `我的声音 ${cloneCounter}`;
-  cloneCounter += 1;
-  return name;
-};
-
-/* ── 组件 ───────────────────────────────────────────────── */
-
-const CloneVoiceModal: React.FC<CloneVoiceModalProps> = ({
-  open,
-  onClose,
-  onSuccess,
-}) => {
-  const [step, setStep] = useState<ModalStep>("input");
-  const [voiceName, setVoiceName] = useState("");
-  const [isRecording, setIsRecording] = useState(false);
-  const [selectedFile, setSelectedFile] = useState<File | null>(null);
-  const [dragActive, setDragActive] = useState(false);
-  const fileInputRef = useRef<HTMLInputElement>(null);
-
-  /** 重置弹窗状态 */
-  const resetState = useCallback(() => {
-    setStep("input");
-    setVoiceName("");
-    setSelectedFile(null);
-    setIsRecording(false);
-    setDragActive(false);
-  }, []);
-
-  /** 关闭弹窗 */
-  const handleClose = useCallback(() => {
-    resetState();
-    onClose();
-  }, [resetState, onClose]);
-
-  /** 上传区域点击 */
-  const handleUploadClick = () => {
-    fileInputRef.current?.click();
-  };
-
-  /** 文件选择 */
-  const handleFileChange = (e: React.ChangeEvent<HTMLInputElement>) => {
-    const file = e.target.files?.[0];
-    if (file) {
-      setSelectedFile(file);
-      // 清除之前的录制状态
-      setIsRecording(false);
-    }
-    // 清空 input 以允许重复选择同一文件
-    e.target.value = "";
-  };
-
-  /** 拖拽事件 */
-  const handleDrag = (e: React.DragEvent) => {
-    e.preventDefault();
-    e.stopPropagation();
-    if (e.type === "dragenter" || e.type === "dragover") {
-      setDragActive(true);
-    } else if (e.type === "dragleave") {
-      setDragActive(false);
-    }
-  };
-
-  const handleDrop = (e: React.DragEvent) => {
-    e.preventDefault();
-    e.stopPropagation();
-    setDragActive(false);
-    const file = e.dataTransfer.files?.[0];
-    if (file) {
-      const ext = file.name.split(".").pop()?.toLowerCase();
-      if (ext === "mp3" || ext === "wav") {
-        setSelectedFile(file);
-        setIsRecording(false);
-      }
-    }
-  };
-
-  /** 录制按钮（mock） */
-  const handleRecord = () => {
-    setIsRecording((prev) => !prev);
-    if (!isRecording) {
-      // 开始录制 — 清除已选文件
-      setSelectedFile(null);
-    }
-  };
-
-  /** 开始克隆 */
-  const handleStartClone = async () => {
-    const name = voiceName.trim() || getNextDefaultName();
-    setStep("uploading");
-
-    try {
-      // 先上传音频文件获取真实 URL
-      let audioUrl: string;
-      if (selectedFile) {
-        const formData = new FormData();
-        formData.append("file", selectedFile);
-        formData.append("kind", "voice");
-        const uploadResult = await uploadAsset(formData);
-        audioUrl = uploadResult.url;
-      } else {
-        // 录制功能暂未实现，提示用户上传
-        setStep("input");
-        return;
-      }
-
-      // 提交克隆请求
-      const result = await createVoiceClone({
-        name,
-        audio_url: audioUrl,
-      });
-
-      setStep("success");
-
-      // 2秒后自动关闭
-      setTimeout(() => {
-        onSuccess?.(toVoiceClone(result));
-        handleClose();
-      }, 2000);
-    } catch {
-      setStep("input");
-    }
-  };
-
-  /** 弹窗打开时初始化默认名称 */
-  const handleAfterOpenChange = (visible: boolean) => {
-    if (visible) {
-      setVoiceName(getNextDefaultName());
-    }
-  };
-
-  const canStart = selectedFile || isRecording;
-
-  return (
-    <Modal
-      open={open}
-      onCancel={handleClose}
-      title="🎤 克隆新音色"
-      width={520}
-      footer={null}
-      destroyOnClose
-      afterOpenChange={handleAfterOpenChange}
-    >
-      {/* ── 输入步骤 ──────────────────────────────────── */}
-      {step === "input" && (
-        <div className="cvm-body">
-          {/* 音色名称 */}
-          <div className="cvm-field">
-            <label className="cvm-label">音色名称</label>
-            <input
-              type="text"
-              className="cvm-input"
-              value={voiceName}
-              onChange={(e) => setVoiceName(e.target.value)}
-              placeholder="输入音色名称"
-            />
-          </div>
-
-          {/* 上传区域 */}
-          <div className="cvm-field">
-            <label className="cvm-label">上传音频</label>
-            <div
-              className={`cvm-upload-zone${dragActive ? " cvm-upload-zone--active" : ""}`}
-              onClick={handleUploadClick}
-              onDragEnter={handleDrag}
-              onDragOver={handleDrag}
-              onDragLeave={handleDrag}
-              onDrop={handleDrop}
-            >
-              <div className="cvm-upload-icon">🎵</div>
-              <p className="cvm-upload-title">
-                {selectedFile ? selectedFile.name : "拖拽音频文件到此处"}
-              </p>
-              <p className="cvm-upload-hint">支持 MP3、WAV 格式</p>
-              <input
-                ref={fileInputRef}
-                type="file"
-                accept=".mp3,.wav,audio/mpeg,audio/wav"
-                style={{ display: "none" }}
-                onChange={handleFileChange}
-              />
-            </div>
-          </div>
-
-          {/* 或分隔 */}
-          <div className="cvm-divider">
-            <div className="cvm-divider-line" />
-            <span className="cvm-divider-text">或</span>
-            <div className="cvm-divider-line" />
-          </div>
-
-          {/* 录制区域 */}
-          <div className="cvm-field">
-            <label className="cvm-label">直接录制</label>
-            <div className="cvm-record-area">
-              <p className="cvm-record-hint">
-                {isRecording
-                  ? "录制中…再次点击停止"
-                  : "点击按钮开始录制你的声音"}
-              </p>
-              <button
-                type="button"
-                className={`cvm-record-btn${isRecording ? " cvm-record-btn--recording" : ""}`}
-                onClick={handleRecord}
-              >
-                🎙️
-              </button>
-            </div>
-          </div>
-
-          {/* 提示 */}
-          <div className="cvm-tip">
-            <span className="cvm-tip-icon">💡</span>
-            <span>
-              建议上传10秒~3分钟的清晰语音，环境安静、语速均匀效果最佳
-            </span>
-          </div>
-
-          {/* 底部按钮 */}
-          <div className="cvm-footer">
-            <Button buttonType="ghost" onClick={handleClose}>
-              取消
-            </Button>
-            <Button
-              buttonType="primary"
-              disabled={!canStart}
-              onClick={handleStartClone}
-            >
-              🎤 开始克隆
-            </Button>
-          </div>
-        </div>
-      )}
-
-      {/* ── 上传中步骤 ────────────────────────────────── */}
-      {step === "uploading" && (
-        <div className="cvm-uploading">
-          <div className="cvm-uploading-spinner" />
-          <p className="cvm-uploading-text">正在克隆你的音色…</p>
-          <p className="cvm-uploading-sub">AI 正在分析你的声音特征，请稍候</p>
-        </div>
-      )}
-
-      {/* ── 成功步骤 ──────────────────────────────────── */}
-      {step === "success" && (
-        <div className="cvm-success">
-          <div className="cvm-success-icon">✅</div>
-          <h3 className="cvm-success-title">克隆已提交</h3>
-          <p className="cvm-success-desc">
-            音色正在生成中，完成后将出现在列表中
-          </p>
-        </div>
-      )}
-    </Modal>
-  );
-};
-
-export default CloneVoiceModal;
@@ -1,325 +0,0 @@
-/**
- * CloneVoiceModal — V21 Design System
- *
- * 音色克隆弹窗样式
- * 三步骤状态：input → uploading → success
- */
-
-/* ── 弹窗内容区 ─────────────────────────────────────────── */
-
-.cvm-body {
-  display: flex;
-  flex-direction: column;
-  gap: 20px;
-}
-
-/* ── 表单区 ─────────────────────────────────────────────── */
-
-.cvm-field {
-  display: flex;
-  flex-direction: column;
-  gap: 6px;
-}
-
-.cvm-label {
-  font-size: 13px;
-  font-weight: 600;
-  color: var(--text-secondary, #475467);
-}
-
-.cvm-input {
-  width: 100%;
-  padding: 10px 14px;
-  border: 1px solid var(--line, #e4e7ec);
-  border-radius: var(--radius-sm);
-  background: var(--bg-surface, #fff);
-  color: var(--text-primary, #101828);
-  font-size: 14px;
-  line-height: 1.5;
-  transition:
-    border-color 0.2s,
-    box-shadow 0.2s;
-  outline: none;
-}
-
-.cvm-input:focus {
-  border-color: var(--primary, #6366f1);
-  box-shadow: 0 0 0 3px
-    color-mix(in srgb, var(--primary-color) 12%, transparent);
-}
-
-.cvm-input::placeholder {
-  color: var(--muted, #98a2b3);
-}
-
-/* ── 上传区域 ───────────────────────────────────────────── */
-
-.cvm-upload-zone {
-  border: 2px dashed var(--line, #e4e7ec);
-  border-radius: var(--radius-md);
-  padding: 28px 20px;
-  text-align: center;
-  background: var(--bg-subtle, #f8fafc);
-  cursor: pointer;
-  transition:
-    border-color 0.2s,
-    background 0.2s;
-}
-
-.cvm-upload-zone:hover {
-  border-color: var(--primary, #6366f1);
-  background: color-mix(in srgb, var(--primary-color) 4%, transparent);
-}
-
-.cvm-upload-zone.cvm-upload-zone--active {
-  border-color: var(--primary, #6366f1);
-  background: color-mix(in srgb, var(--primary-color) 6%, transparent);
-}
-
-.cvm-upload-icon {
-  font-size: 36px;
-  margin-bottom: 8px;
-  line-height: 1;
-}
-
-.cvm-upload-title {
-  font-size: 14px;
-  font-weight: 600;
-  color: var(--text-primary, #101828);
-  margin: 0 0 4px;
-}
-
-.cvm-upload-hint {
-  font-size: 13px;
-  color: var(--muted, #98a2b3);
-  margin: 0;
-}
-
-/* ── 或分隔线 ───────────────────────────────────────────── */
-
-.cvm-divider {
-  display: flex;
-  align-items: center;
-  gap: 16px;
-  margin: 4px 0;
-}
-
-.cvm-divider-line {
-  flex: 1;
-  height: 1px;
-  background: var(--line, #e4e7ec);
-}
-
-.cvm-divider-text {
-  font-size: 13px;
-  color: var(--muted, #98a2b3);
-  flex-shrink: 0;
-}
-
-/* ── 录制区域 ───────────────────────────────────────────── */
-
-.cvm-record-area {
-  border: 1px solid var(--line, #e4e7ec);
-  border-radius: var(--radius-md);
-  padding: 24px;
-  text-align: center;
-}
-
-.cvm-record-hint {
-  font-size: 13px;
-  color: var(--muted, #98a2b3);
-  margin: 0 0 14px;
-}
-
-.cvm-record-btn {
-  width: 80px;
-  height: 80px;
-  border-radius: 50%;
-  border: none;
-  cursor: pointer;
-  font-size: 32px;
-  line-height: 1;
-  padding: 0;
-  background: linear-gradient(
-    135deg,
-    var(--error-color, #ef4444),
-    var(--error-dark, #dc2626)
-  );
-  color: var(--text-inverse);
-  box-shadow: 0 4px 14px
-    color-mix(in srgb, var(--error-color, #ef4444) 35%, transparent);
-  transition:
-    transform 0.15s,
-    box-shadow 0.15s;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-}
-
-.cvm-record-btn:hover {
-  transform: scale(1.06);
-  box-shadow: 0 6px 20px
-    color-mix(in srgb, var(--error-color, #ef4444) 45%, transparent);
-}
-
-.cvm-record-btn:active {
-  transform: scale(0.96);
-}
-
-.cvm-record-btn--recording {
-  animation: cvm-pulse 1.2s ease-in-out infinite;
-}
-
-@keyframes cvm-pulse {
-  0%,
-  100% {
-    box-shadow: 0 4px 14px
-      color-mix(in srgb, var(--error-color, #ef4444) 35%, transparent);
-  }
-  50% {
-    box-shadow: 0 4px 28px
-      color-mix(in srgb, var(--error-color, #ef4444) 60%, transparent);
-  }
-}
-
-/* ── 提示条 ─────────────────────────────────────────────── */
-
-.cvm-tip {
-  display: flex;
-  align-items: flex-start;
-  gap: 8px;
-  padding: 12px 16px;
-  background: var(--warning-soft, #fef3c7);
-  border-radius: var(--radius-sm);
-  font-size: 13px;
-  color: var(--warning-color, #92400e);
-  line-height: 1.5;
-}
-
-.cvm-tip-icon {
-  flex-shrink: 0;
-  font-size: 14px;
-  line-height: 1.5;
-}
-
-/* ── 底部按钮 ───────────────────────────────────────────── */
-
-.cvm-footer {
-  display: flex;
-  gap: 12px;
-  margin-top: 4px;
-}
-
-.cvm-footer .xx-btn {
-  flex: 1;
-}
-
-/* ── 上传中状态 ─────────────────────────────────────────── */
-
-.cvm-uploading {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  padding: 48px 20px;
-  gap: 16px;
-}
-
-.cvm-uploading-spinner {
-  width: 48px;
-  height: 48px;
-  border: 3px solid var(--line, #e4e7ec);
-  border-top-color: var(--primary, #6366f1);
-  border-radius: 50%;
-  animation: cvm-spin 0.8s linear infinite;
-}
-
-@keyframes cvm-spin {
-  to {
-    transform: rotate(360deg);
-  }
-}
-
-.cvm-uploading-text {
-  font-size: 15px;
-  font-weight: 500;
-  color: var(--text-primary, #101828);
-  margin: 0;
-}
-
-.cvm-uploading-sub {
-  font-size: 13px;
-  color: var(--muted, #98a2b3);
-  margin: 0;
-}
-
-/* ── 成功状态 ───────────────────────────────────────────── */
-
-.cvm-success {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  padding: 48px 20px;
-  gap: 12px;
-}
-
-.cvm-success-icon {
-  font-size: 56px;
-  line-height: 1;
-}
-
-.cvm-success-title {
-  font-size: 18px;
-  font-weight: 700;
-  color: var(--text-primary, #101828);
-  margin: 0;
-}
-
-.cvm-success-desc {
-  font-size: 14px;
-  color: var(--muted, #98a2b3);
-  margin: 0;
-}
-
-/* ── 响应式 ─────────────────────────────────────────────── */
-
-@media (max-width: 768px) {
-  .cvm-overlay {
-    padding: var(--space-md);
-  }
-
-  .cvm-modal {
-    width: 100%;
-    max-width: 100%;
-    padding: var(--space-lg);
-  }
-}
-
-@media (max-width: 576px) {
-  .cvm-upload-zone {
-    padding: 20px 14px;
-  }
-
-  .cvm-record-btn {
-    width: 64px;
-    height: 64px;
-    font-size: 26px;
-  }
-
-  .cvm-footer {
-    flex-direction: column;
-  }
-}
-
-@media (max-width: 480px) {
-  .cvm-record-btn {
-    width: 60px;
-    height: 60px;
-  }
-
-  .cvm-tip {
-    font-size: 12px;
-    padding: var(--space-sm);
-  }
-}
@@ -1,37 +0,0 @@
-/**
- * V21 Form 表单
- * 封装 Ant Design Form，应用 V21 设计系统样式
- */
-import React from "react";
-import { Form as AntForm } from "antd";
-import type { FormProps as AntFormProps } from "antd";
-import classNames from "classnames";
-import "./ui.css";
-
-export interface FormProps extends AntFormProps {
-  /** 紧凑模式（减小表单项间距） */
-  compact?: boolean;
-}
-
-const Form = ({ className, compact, children, ...rest }: FormProps) => {
-  const v21Class = classNames(
-    "xx-form",
-    compact && "xx-form-compact",
-    className,
-  );
-  return (
-    <AntForm
-      className={v21Class}
-      {...(rest as Omit<FormProps, "className" | "compact" | "children">)}
-    >
-      {children as React.ReactNode}
-    </AntForm>
-  );
-};
-
-/** 导出 Form 的子组件（保持 antd API 一致） */
-export const FormItem = AntForm.Item;
-export const FormList = AntForm.List;
-export const FormProvider = AntForm.Provider;
-
-export default Form;
@@ -1,25 +0,0 @@
-/**
- * V21 Pagination 分页
- * 封装 Ant Design Pagination，应用 V21 设计系统样式
- */
-import React from "react";
-import { Pagination as AntPagination } from "antd";
-import type { PaginationProps as AntPaginationProps } from "antd";
-import classNames from "classnames";
-import "./ui.css";
-
-export interface PaginationProps extends AntPaginationProps {
-  /** 使用 V21 样式 */
-  v21?: boolean;
-}
-
-const Pagination: React.FC<PaginationProps> = ({
-  className,
-  v21 = true,
-  ...rest
-}) => {
-  const v21Class = classNames(v21 && "xx-pagination", className);
-  return <AntPagination className={v21Class} {...rest} />;
-};
-
-export default Pagination;
@@ -1,29 +0,0 @@
-/**
- * V21 Table 表格
- * 封装 Ant Design Table，应用 V21 设计系统样式
- */
-import React from "react";
-import { Table as AntTable } from "antd";
-import type { TableProps as AntTableProps } from "antd";
-import classNames from "classnames";
-import "./ui.css";
-
-export interface TableProps<
-  RecordType = unknown,
-> extends AntTableProps<RecordType> {
-  /** 使用 V21 样式 */
-  v21?: boolean;
-}
-
-function Table<RecordType extends object = Record<string, unknown>>({
-  className,
-  v21 = true,
-  ...rest
-}: TableProps<RecordType>) {
-  const v21Class = classNames(v21 && "xx-table", className);
-  return <AntTable<RecordType> className={v21Class} {...rest} />;
-}
-
-export default Table as <RecordType extends object = Record<string, unknown>>(
-  props: TableProps<RecordType> & React.RefAttributes<HTMLDivElement>,
-) => React.ReactElement;
@@ -15,9 +15,6 @@ export type { SelectProps } from "./Select";
 export { default as Modal } from "./Modal";
 export type { ModalProps } from "./Modal";

-export { default as Table } from "./Table";
-export type { TableProps } from "./Table";
-
 export { default as Card } from "./Card";
 export type { CardProps } from "./Card";

@@ -26,9 +23,3 @@ export type { TagProps, TagVariant } from "./Tag";

 export { Tooltip, Popover } from "./Tooltip";
 export type { TooltipProps, PopoverProps } from "./Tooltip";
-
-export { default as Form, FormItem, FormList, FormProvider } from "./Form";
-export type { FormProps } from "./Form";
-
-export { default as Pagination } from "./Pagination";
-export type { PaginationProps } from "./Pagination";
@@ -258,51 +258,6 @@
  font-size: 24px !important;
 }

-/* ============================================================
-   Table 表格
-   ============================================================ */
-.xx-table .ant-table {
-  background: var(--bg-primary) !important;
-  color: var(--text-primary) !important;
-  border-radius: var(--radius-md) !important;
-  overflow: hidden;
-}
-
-.xx-table .ant-table-thead > tr > th {
-  background: var(--bg-secondary) !important;
-  color: var(--text-secondary) !important;
-  font-weight: var(--font-weight-semibold) !important;
-  border-bottom: 1px solid var(--border-color) !important;
-  font-size: var(--font-size-sm) !important;
-  text-transform: uppercase;
-  letter-spacing: var(--letter-spacing-wide);
-}
-
-.xx-table .ant-table-tbody > tr > td {
-  border-bottom: 1px solid var(--border-light) !important;
-  color: var(--text-primary) !important;
-  transition: var(--transition-fast) !important;
-}
-
-.xx-table .ant-table-tbody > tr:hover > td {
-  background: var(--primary-soft) !important;
-}
-
-.xx-table .ant-table-tbody > tr:last-child > td {
-  border-bottom: none !important;
-}
-
-/* 排序图标 */
-.xx-table .ant-table-column-sorter-up.active,
-.xx-table .ant-table-column-sorter-down.active {
-  color: var(--primary-color) !important;
-}
-
-/* 分页 */
-.xx-table .ant-pagination {
-  padding: var(--space-md) 0 !important;
-}
-
 /* ============================================================
   Card 卡片
   ============================================================ */
@@ -429,68 +384,6 @@
  border-bottom: 1px solid var(--border-light) !important;
 }

-/* ============================================================
-   Form 表单
-   ============================================================ */
-.xx-form .ant-form-item-label > label {
-  color: var(--text-primary) !important;
-  font-weight: var(--font-weight-medium) !important;
-  font-size: var(--font-size-base) !important;
-}
-
-.xx-form .ant-form-item-explain-error {
-  color: var(--error-color) !important;
-  font-size: var(--font-size-sm) !important;
-}
-
-.xx-form .ant-form-item {
-  margin-bottom: var(--space-lg) !important;
-}
-
-/* 表单项间距紧凑 */
-.xx-form-compact .ant-form-item {
-  margin-bottom: var(--space-md) !important;
-}
-
-/* ============================================================
-   Pagination 分页
-   ============================================================ */
-.xx-pagination .ant-pagination-item {
-  border-radius: var(--radius-xs) !important;
-  border-color: var(--border-color) !important;
-  transition: var(--transition-fast) !important;
-}
-
-.xx-pagination .ant-pagination-item a {
-  color: var(--text-primary) !important;
-}
-
-.xx-pagination .ant-pagination-item:hover {
-  border-color: var(--primary-color) !important;
-}
-
-.xx-pagination .ant-pagination-item:hover a {
-  color: var(--primary-color) !important;
-}
-
-.xx-pagination .ant-pagination-item-active {
-  background: var(--gradient-primary) !important;
-  border-color: transparent !important;
-}
-
-.xx-pagination .ant-pagination-item-active a {
-  color: var(--text-inverse) !important;
-}
-
-.xx-pagination .ant-pagination-prev .ant-pagination-item-link,
-.xx-pagination .ant-pagination-next .ant-pagination-item-link {
-  border-radius: var(--radius-xs) !important;
-  color: var(--text-secondary) !important;
-}
-
-.xx-pagination .ant-pagination-disabled .ant-pagination-item-link {
-  color: var(--text-disabled) !important;
-}

 /* ============================================================
   响应式
@@ -517,9 +410,6 @@
    padding: var(--space-md) !important;
  }

-  .xx-form .ant-form-item {
-    margin-bottom: var(--space-md) !important;
-  }
 }

@media (max-width: 480px) {
@@ -532,3 +422,23 @@
    padding: 8px 16px !important;
  }
 }
+
+
+/* ── xx-card antd 子元素覆盖样式（从 Admin.css 迁移） ── */
+/* AdminComingSoon 等页面使用 <Card className="xx-card"> 时需要 */
+/* .xx-card 基础样式和 :hover 已在 global.css 中定义（V21 设计系统） */
+
+.xx-card .ant-card-head {
+  border-bottom: 1px solid var(--border-color);
+  padding: 20px 24px;
+}
+
+.xx-card .ant-card-head-title {
+  font-weight: 800;
+  font-size: 17px;
+  color: var(--text-primary);
+}
+
+.xx-card .ant-card-body {
+  padding: 24px;
+}
@@ -1,211 +0,0 @@
-/**
- * 统一导航配置
- * Header 和 Sidebar 共用此数据源
- */
-import React from "react";
-import {
-  DashboardOutlined,
-  VideoCameraOutlined,
-  FileOutlined,
-  AudioOutlined,
-  FileTextOutlined,
-  TrophyOutlined,
-  AppstoreOutlined,
-  HistoryOutlined,
-  ControlOutlined,
-  CrownOutlined,
-  ScanOutlined,
-  EditOutlined,
-  FolderOutlined,
-} from "@ant-design/icons";
-
-/** 导航项定义 */
-export interface NavItem {
-  key: string;
-  label: string;
-  path: string;
-  icon: React.ReactNode;
-}
-
-/** 导航分组定义 */
-export interface NavGroup {
-  title: string;
-  items: NavItem[];
-}
-
-/**
- * 扁平导航列表（Header 使用）
- */
-export const NAV_ITEMS: NavItem[] = [
-  {
-    key: "dashboard",
-    label: "概览",
-    path: "/app/dashboard",
-    icon: <DashboardOutlined />,
-  },
-  {
-    key: "assets",
-    label: "素材库",
-    path: "/app/assets",
-    icon: <FileOutlined />,
-  },
-  {
-    key: "titles",
-    label: "标题库",
-    path: "/app/titles",
-    icon: <FileTextOutlined />,
-  },
-  {
-    key: "voices",
-    label: "配音库",
-    path: "/app/voices",
-    icon: <AudioOutlined />,
-  },
-  {
-    key: "voice-clone",
-    label: "我的音色",
-    path: "/app/voice-clone",
-    icon: <AudioOutlined />,
-  },
-  {
-    key: "voice-materials",
-    label: "配音素材库",
-    path: "/app/voice-materials",
-    icon: <AudioOutlined />,
-  },
-  {
-    key: "templates",
-    label: "模板库",
-    path: "/app/templates",
-    icon: <AppstoreOutlined />,
-  },
-  {
-    key: "editing-planner",
-    label: "剪辑编辑器",
-    path: "/app/editing-planner",
-    icon: <EditOutlined />,
-  },
-  {
-    key: "my-templates",
-    label: "我的模板",
-    path: "/app/my-templates",
-    icon: <FolderOutlined />,
-  },
-  {
-    key: "generate",
-    label: "一键生成",
-    path: "/app/generate",
-    icon: <VideoCameraOutlined />,
-  },
-  {
-    key: "history",
-    label: "任务历史",
-    path: "/app/history",
-    icon: <HistoryOutlined />,
-  },
-  {
-    key: "products",
-    label: "成品库",
-    path: "/app/products",
-    icon: <TrophyOutlined />,
-  },
-  {
-    key: "duplication",
-    label: "查重",
-    path: "/app/duplication",
-    icon: <ScanOutlined />,
-  },
-];
-
-/**
- * 分组导航列表（Sidebar 使用）
- */
-export const NAV_GROUPS: NavGroup[] = [
-  {
-    title: "创作工具",
-    items: [
-      {
-        key: "dashboard",
-        label: "首页",
-        path: "/app/dashboard",
-        icon: <DashboardOutlined />,
-      },
-      {
-        key: "generate",
-        label: "一键生成",
-        path: "/app/generate",
-        icon: <VideoCameraOutlined />,
-      },
-    ],
-  },
-  {
-    title: "资源管理",
-    items: [
-      {
-        key: "assets",
-        label: "素材库",
-        path: "/app/assets",
-        icon: <FileOutlined />,
-      },
-      {
-        key: "voices",
-        label: "配音库",
-        path: "/app/voices",
-        icon: <AudioOutlined />,
-      },
-      {
-        key: "voice-clone",
-        label: "我的音色",
-        path: "/app/voice-clone",
-        icon: <AudioOutlined />,
-      },
-      {
-        key: "voice-materials",
-        label: "配音素材库",
-        path: "/app/voice-materials",
-        icon: <AudioOutlined />,
-      },
-      {
-        key: "titles",
-        label: "标题库",
-        path: "/app/titles",
-        icon: <FileTextOutlined />,
-      },
-      {
-        key: "products",
-        label: "成片库",
-        path: "/app/products",
-        icon: <TrophyOutlined />,
-      },
-      {
-        key: "templates",
-        label: "模板库",
-        path: "/app/templates",
-        icon: <AppstoreOutlined />,
-      },
-    ],
-  },
-  {
-    title: "系统",
-    items: [
-      {
-        key: "history",
-        label: "任务历史",
-        path: "/app/history",
-        icon: <HistoryOutlined />,
-      },
-      {
-        key: "admin",
-        label: "控制台",
-        path: "/app/admin",
-        icon: <ControlOutlined />,
-      },
-      {
-        key: "subscription",
-        label: "订阅管理",
-        path: "/app/subscription",
-        icon: <CrownOutlined />,
-      },
-    ],
-  },
-];
@@ -2,194 +2,62 @@
 * 账号管理页面 — V21 Design System
 *
 * 展示多平台账号绑定状态（抖音/快手/小红书/微信视频号）
- * 支持绑定/解绑操作
+ * 后端账号管理 API 尚未就绪，当前展示占位状态
 *
 * 零 antd 直接导入，全部使用 CSS 变量
 */
-import React, { useState, useCallback } from "react";
-import { useQueries, useMutation, useQueryClient } from "@tanstack/react-query";
+import React from "react";
 import { Button } from "@/components/ui";
 import PageHead from "@/components/layout/PageHead";
-import {
-  PLATFORMS,
-  getAccountsByPlatform,
-  unbindAccount,
-  bindAccount,
-  ACCOUNT_STATUS_CONFIG,
-  type Platform,
-  type Account,
-  type PlatformId,
-} from "@/api/accounts";
 import "./accounts.css";

-/* ── Toast 系统 ─────────────────────────────────────────── */
+/* ── 类型定义 ───────────────────────────────────────────── */

-interface Toast {
-  id: number;
-  message: string;
-  type: "success" | "error";
+export type PlatformId = "douyin" | "kuaishou" | "xiaohongshu" | "wechat";
+
+export interface Platform {
+  id: PlatformId;
+  name: string;
+  subName: string;
+  icon: string;
+  gradient: string;
 }

-let toastIdCounter = 0;
-
-/* ── 平台卡片组件 ───────────────────────────────────────── */
-
-interface PlatformCardProps {
-  platform: Platform;
-  accounts: Account[];
-  isLoading: boolean;
-  onBind: (platformId: PlatformId) => void;
-  onUnbind: (accountId: string, accountName: string) => void;
-}
-
-const PlatformCard: React.FC<PlatformCardProps> = ({
-  platform,
-  accounts,
-  isLoading,
-  onBind,
-  onUnbind,
-}) => {
-  return (
-    <div className="acc-card">
-      {/* 平台头部 */}
-      <div className="acc-card-header">
-        <div
-          className="acc-card-icon"
-          style={{ background: platform.gradient }}
-        >
-          {platform.icon}
-        </div>
-        <div>
-          <h3 className="acc-card-title">{platform.name}</h3>
-          <p className="acc-card-subtitle">{platform.subName}</p>
-        </div>
-      </div>
-
-      {/* 账号列表 */}
-      <div className="acc-account-list">
-        {isLoading ? (
-          <div className="acc-empty">
-            <p className="acc-empty-text">加载中…</p>
-          </div>
-        ) : accounts.length > 0 ? (
-          accounts.map((account) => {
-            const statusCfg = ACCOUNT_STATUS_CONFIG[account.status];
-            return (
-              <div key={account.id} className="acc-account-row">
-                <div
-                  className="acc-account-avatar"
-                  style={{ background: platform.gradient }}
-                >
-                  {account.avatar || platform.icon}
-                </div>
-                <div className="acc-account-info">
-                  <div className="acc-account-name">{account.name}</div>
-                  <span className={`acc-status-pill ${statusCfg.className}`}>
-                    {statusCfg.label}
-                  </span>
-                </div>
-                <Button
-                  buttonType="ghost"
-                  buttonSize="sm"
-                  onClick={() => onUnbind(account.id, account.name)}
-                >
-                  解绑
-                </Button>
-              </div>
-            );
-          })
-        ) : (
-          <div className="acc-empty">
-            <div className="acc-empty-icon">🔓</div>
-            <p className="acc-empty-text">暂未绑定账号</p>
-          </div>
-        )}
-      </div>
-
-      {/* 绑定按钮 */}
-      <Button buttonType="ghost" onClick={() => onBind(platform.id)}>
-        + 绑定新账号
-      </Button>
-    </div>
-  );
-};
+/** 支持的平台列表 */
+const PLATFORMS: Platform[] = [
+  {
+    id: "douyin",
+    name: "抖音",
+    subName: "短视频发布",
+    icon: "🎵",
+    gradient: "linear-gradient(135deg, #000 0%, #333 100%)",
+  },
+  {
+    id: "kuaishou",
+    name: "快手",
+    subName: "短视频发布",
+    icon: "📹",
+    gradient: "linear-gradient(135deg, #ff6600 0%, #ff9933 100%)",
+  },
+  {
+    id: "xiaohongshu",
+    name: "小红书",
+    subName: "种草笔记 + 视频",
+    icon: "📕",
+    gradient: "linear-gradient(135deg, #fe2c55 0%, #ff6680 100%)",
+  },
+  {
+    id: "wechat",
+    name: "微信视频号",
+    subName: "视频号发布",
+    icon: "💬",
+    gradient: "linear-gradient(135deg, #07c160 0%, #38d97a 100%)",
+  },
+];

 /* ── 主页面 ─────────────────────────────────────────────── */

 const Accounts: React.FC = () => {
-  const queryClient = useQueryClient();
-  const [toasts, setToasts] = useState<Toast[]>([]);
-
-  /** 显示 toast */
-  const showToast = useCallback((message: string, type: Toast["type"]) => {
-    const id = ++toastIdCounter;
-    setToasts((prev) => [...prev, { id, message, type }]);
-    setTimeout(() => {
-      setToasts((prev) => prev.filter((t) => t.id !== id));
-    }, 3000);
-  }, []);
-
-  /** 查询所有平台的账号 */
-  const _queriesResults = useQueries({
-    queries: PLATFORMS.map((platform) => ({
-      queryKey: ["accounts", platform.id] as const,
-      queryFn: () => getAccountsByPlatform(platform.id),
-    })),
-  });
-  const accountQueries = PLATFORMS.map((platform, i) => ({
-    platform,
-    ..._queriesResults[i],
-  }));
-
-  /** 解绑 mutation */
-  const unbindMutation = useMutation({
-    mutationFn: unbindAccount,
-    onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: ["accounts"] });
-      showToast("已解绑账号", "success");
-    },
-    onError: () => {
-      showToast("解绑失败", "error");
-    },
-  });
-
-  /** 绑定 mutation（mock） */
-  const bindMutation = useMutation({
-    mutationFn: bindAccount,
-    onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: ["accounts"] });
-      showToast("账号绑定成功", "success");
-    },
-    onError: () => {
-      showToast("绑定失败", "error");
-    },
-  });
-
-  /** 绑定新账号（mock：直接创建） */
-  const handleBind = (platformId: PlatformId) => {
-    const platform = PLATFORMS.find((p) => p.id === platformId);
-    if (!platform) return;
-
-    const name = window.prompt(`请输入要绑定的${platform.name}账号名称：`);
-    if (name && name.trim()) {
-      bindMutation.mutate({ platform_id: platformId, name: name.trim() });
-    }
-  };
-
-  /** 解绑账号 */
-  const handleUnbind = (accountId: string, accountName: string) => {
-    if (window.confirm(`确定解绑账号「${accountName}」吗？`)) {
-      unbindMutation.mutate(accountId);
-    }
-  };
-
-  /** 统计已绑定账号数 */
-  const totalBound = accountQueries.reduce(
-    (sum, q) => sum + (q.data?.length ?? 0),
-    0,
-  );
-  const totalPlatforms = PLATFORMS.length;
-
  return (
    <div className="acc-page">
      <PageHead
@@ -197,17 +65,34 @@ const Accounts: React.FC = () => {
        description="绑定您的社交平台账号，用于视频一键发布到各平台"
      />

-      {/* 平台卡片网格 */}
+      {/* 平台卡片网格 — 占位状态 */}
      <div className="acc-grid">
-        {accountQueries.map(({ platform, data, isLoading }) => (
-          <PlatformCard
-            key={platform.id}
-            platform={platform}
-            accounts={data ?? []}
-            isLoading={isLoading}
-            onBind={handleBind}
-            onUnbind={handleUnbind}
-          />
+        {PLATFORMS.map((platform) => (
+          <div key={platform.id} className="acc-card">
+            <div className="acc-card-header">
+              <div
+                className="acc-card-icon"
+                style={{ background: platform.gradient }}
+              >
+                {platform.icon}
+              </div>
+              <div>
+                <h3 className="acc-card-title">{platform.name}</h3>
+                <p className="acc-card-subtitle">{platform.subName}</p>
+              </div>
+            </div>
+
+            <div className="acc-account-list">
+              <div className="acc-empty">
+                <div className="acc-empty-icon">🔒</div>
+                <p className="acc-empty-text">功能即将上线</p>
+              </div>
+            </div>
+
+            <Button buttonType="ghost" disabled>
+              即将支持绑定
+            </Button>
+          </div>
        ))}
      </div>

@@ -215,22 +100,10 @@ const Accounts: React.FC = () => {
      <div className="acc-stats-bar">
        <span className="acc-stats-icon">📊</span>
        <span className="acc-stats-text">
-          已绑定 <span className="acc-stats-highlight">{totalBound}</span>{" "}
-          个账号 / 支持{" "}
-          <span className="acc-stats-highlight">{totalPlatforms}</span> 个平台
+          支持 <span className="acc-stats-highlight">{PLATFORMS.length}</span>{" "}
+          个平台，功能即将上线
        </span>
      </div>
-
-      {/* Toast 提示 */}
-      {toasts.length > 0 && (
-        <div className="vc-toast-container">
-          {toasts.map((t) => (
-            <div key={t.id} className={`vc-toast vc-toast--${t.type}`}>
-              {t.type === "success" ? "✅" : "❌"} {t.message}
-            </div>
-          ))}
-        </div>
-      )}
    </div>
  );
 };
@@ -82,77 +82,6 @@
  gap: 10px;
 }

-/* ── 账号行 ─────────────────────────────────────────────── */
-
-.acc-account-row {
-  display: flex;
-  align-items: center;
-  gap: 10px;
-  padding: 12px;
-  background: var(--bg-secondary);
-  border-radius: var(--radius-md);
-  transition: var(--transition-fast);
-}
-
-.acc-account-row:hover {
-  background: var(--primary-soft);
-}
-
-.acc-account-avatar {
-  width: 36px;
-  height: 36px;
-  border-radius: 50%;
-  display: grid;
-  place-items: center;
-  color: var(--text-inverse);
-  font-weight: var(--font-weight-bold);
-  font-size: var(--font-size-sm);
-  flex-shrink: 0;
-}
-
-.acc-account-info {
-  flex: 1;
-  min-width: 0;
-}
-
-.acc-account-name {
-  font-size: var(--font-size-base);
-  font-weight: var(--font-weight-semibold);
-  color: var(--text-primary);
-  white-space: nowrap;
-  overflow: hidden;
-  text-overflow: ellipsis;
-}
-
-/* ── 状态标签 ───────────────────────────────────────────── */
-
-.acc-status-pill {
-  display: inline-flex;
-  align-items: center;
-  gap: 4px;
-  padding: 2px 8px;
-  border-radius: var(--radius-full);
-  font-size: var(--font-size-xs);
-  font-weight: var(--font-weight-semibold);
-  line-height: 1.6;
-  margin-top: 2px;
-}
-
-.acc-status--active {
-  background: var(--success-soft);
-  color: var(--secondary-color);
-}
-
-.acc-status--expired {
-  background: var(--error-soft);
-  color: var(--error-color);
-}
-
-.acc-status--limited {
-  background: var(--warning-soft);
-  color: var(--accent-color);
-}
-
 /* ── 空状态 ─────────────────────────────────────────────── */

 .acc-empty {
@@ -235,17 +164,6 @@
    font-size: var(--font-size-base);
  }

-  .acc-account-row {
-    padding: 10px;
-    gap: 8px;
-  }
-
-  .acc-account-avatar {
-    width: 32px;
-    height: 32px;
-    font-size: var(--font-size-xs);
-  }
-
  .acc-stats-bar {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
@@ -1,482 +1,20 @@
-/* V21 Admin 页面样式 */
+/* Admin 页面样式（Phase 3 精简）
+ *
+ * 原始 477 行 → 精简至仅保留实际使用的 class。
+ * 已迁移至 global.css / ui.css 的样式不再重复定义：
+ *   .xx-page-head       → global.css
+ *   .xx-primary-btn     → global.css
+ *   .xx-tag / .xx-card  → ui.css / global.css
+ *
+ * 以下 class 仅被 AdminComingSoon.tsx 使用。
+ */

-/* 页面容器 */
-.dashboard-page,
-.analytics-page,
-.user-management-page,
-.log-viewer-page,
-.system-monitor-page,
 .admin-coming-soon-page {
  padding: 32px;
  max-width: 1400px;
  margin: 0 auto;
 }

-/* 页面头部 */
-.xx-page-head {
-  background: rgba(255, 255, 255, 0.94);
-  border: 1px solid rgba(226, 232, 240, 0.95);
-  border-radius: var(--radius-xl);
-  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.09);
-  padding: 32px 40px;
-  margin-bottom: 32px;
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-}
-
-.xx-page-head-content {
-  display: flex;
-  flex-direction: column;
-  gap: 8px;
-}
-
-.xx-page-head h2 {
-  font-size: 28px;
-  font-weight: 900;
-  color: var(--slate, #0f172a);
-  margin: 0;
-  letter-spacing: -0.02em;
-}
-
-.xx-page-head p {
-  font-size: 15px;
-  color: var(--muted, #64748b);
-  margin: 0;
-}
-
-.xx-page-head-actions {
-  display: flex;
-  gap: 12px;
-  align-items: center;
-}
-
-/* 简化页面头部（无操作按钮） */
-.xx-page-head-simple {
-  background: rgba(255, 255, 255, 0.94);
-  border: 1px solid rgba(226, 232, 240, 0.95);
-  border-radius: var(--radius-xl);
-  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.09);
-  padding: 32px 40px;
-  margin-bottom: 32px;
-}
-
-.xx-page-head-simple h2 {
-  font-size: 28px;
-  font-weight: 900;
-  color: var(--slate, #0f172a);
-  margin: 0 0 8px;
-  letter-spacing: -0.02em;
-}
-
-.xx-page-head-simple p {
-  font-size: 15px;
-  color: var(--muted, #64748b);
-  margin: 0;
-}
-
-/* V21 卡片 */
-.xx-card {
-  background: rgba(255, 255, 255, 0.94);
-  border: 1px solid rgba(226, 232, 240, 0.95);
-  border-radius: var(--radius-lg);
-  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
-  padding: 24px;
-  transition: all 0.3s;
-}
-
-.xx-card:hover {
-  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
-}
-
-.xx-card .ant-card-head {
-  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
-  padding: 20px 24px;
-}
-
-.xx-card .ant-card-head-title {
-  font-weight: 800;
-  font-size: 17px;
-  color: var(--slate, #0f172a);
-}
-
-.xx-card .ant-card-body {
-  padding: 24px;
-}
-
-/* 统计卡片网格 - 4列 */
-.xx-grid-4 {
-  display: grid;
-  grid-template-columns: repeat(4, 1fr);
-  gap: 24px;
-  margin-bottom: 32px;
-}
-
-@media (max-width: 1200px) {
-  .xx-grid-4 {
-    grid-template-columns: repeat(2, 1fr);
-  }
-}
-
-@media (max-width: 768px) {
-  .xx-grid-4 {
-    grid-template-columns: 1fr;
-  }
-}
-
-/* 统计卡片 */
-.xx-stat-card {
-  background: rgba(255, 255, 255, 0.94);
-  border: 1px solid rgba(226, 232, 240, 0.95);
-  border-radius: var(--radius-lg);
-  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
-  padding: 24px;
-  transition: all 0.3s;
-}
-
-.xx-stat-card:hover {
-  transform: translateY(-2px);
-  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
-}
-
-.xx-stat-card-header {
-  display: flex;
-  justify-content: space-between;
-  align-items: flex-start;
-  margin-bottom: 16px;
-}
-
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-/* 数据表格 */
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-
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-/* V21 按钮 */
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-  background: linear-gradient(135deg, #6366f1, #4f46e5) !important;
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-.xx-primary-btn:hover {
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-/* V21 输入框 */
-.xx-search-input {
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-  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1) !important;
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-/* V21 Select */
-.xx-select {
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-.xx-select:hover,
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-/* V21 Tag */
-.xx-tag {
-  border-radius: var(--radius-xs) !important;
-  font-weight: 600 !important;
-  font-size: 12px !important;
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-  background: rgba(16, 185, 129, 0.1) !important;
-  color: #10b981 !important;
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-  background: rgba(245, 158, 11, 0.1) !important;
-  color: #f59e0b !important;
-  border: 1px solid rgba(245, 158, 11, 0.2) !important;
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-  background: rgba(239, 68, 68, 0.1) !important;
-  color: #ef4444 !important;
-  border: 1px solid rgba(239, 68, 68, 0.2) !important;
-}
-
-.xx-tag.debug {
-  background: rgba(100, 116, 139, 0.1) !important;
-  color: #64748b !important;
-  border: 1px solid rgba(100, 116, 139, 0.2) !important;
-}
-
-/* V21 Progress */
-.xx-progress-primary .ant-progress-circle .ant-progress-text {
-  color: var(--indigo, #4f46e5) !important;
-  font-weight: 700 !important;
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-
-.xx-progress-success .ant-progress-circle .ant-progress-text {
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-  color: var(--amber, #f59e0b) !important;
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-/* 图表容器 */
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-  font-size: 17px;
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-}
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-/* 筛选器区域 */
-.xx-filter-bar {
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-/* 资源监控卡片 */
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-}
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-/* 日期选择器 */
-.xx-date-picker {
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-}
-
-/* Drawer */
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-  padding: 20px 24px;
-}
-
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-  font-weight: 800;
-  font-size: 18px;
-  color: var(--slate, #0f172a);
-}
-
-/* 日志详情 */
-.xx-log-detail {
-  padding: 4px 0;
-}
-
-.xx-log-detail-label {
-  font-size: 13px;
-  font-weight: 700;
-  color: var(--slate, #0f172a);
-  margin-bottom: 4px;
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-
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-  font-size: 14px;
-  color: var(--muted, #64748b);
-  background: rgba(248, 250, 252, 0.8);
-  padding: 12px;
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-  font-family: "JetBrains Mono", "Fira Code", monospace;
-  background: rgba(248, 250, 252, 0.8);
-  padding: 12px;
-  border-radius: var(--radius-sm);
-  white-space: pre-wrap;
-  word-break: break-all;
-}
-
-/* Result 页面居中 */
 .xx-result-center {
  display: flex;
  justify-content: center;
@@ -487,31 +25,3 @@
 .xx-result-center .ant-result {
  padding: 48px;
 }
-
-/* 刷新时间显示 */
-.xx-refresh-time {
-  font-size: 13px;
-  color: var(--muted, #64748b);
-  margin-right: 12px;
-}
-
-/* 图表配色覆盖 */
-.recharts-text {
-  fill: #64748b !important;
-  font-size: 12px !important;
-}
-
-.recharts-cartesian-grid-horizontal line,
-.recharts-cartesian-grid-vertical line {
-  stroke: rgba(226, 232, 240, 0.8) !important;
-}
-
-/* 图表 Legend */
-.recharts-legend-wrapper {
-  padding-top: 16px !important;
-}
-
-.recharts-legend-item-text {
-  color: #64748b !important;
-  font-size: 13px !important;
-}
@@ -1,451 +1,97 @@
 /**
 * 控制台页面 — V21 设计系统
 * KPI 卡片网格 + 快速入口 + 最近任务卡片列表 + 使用统计图表 + 公告
- * 使用 mock 数据，CSS 变量，V21 组件
+ * CSS 变量，V21 组件
 */
 import React from "react";
 import { useNavigate } from "react-router-dom";
-import { Button, Tag } from "@/components/ui";
-import {
-  VideoCameraOutlined,
-  AppstoreOutlined,
-  ThunderboltOutlined,
-  DatabaseOutlined,
-  FileTextOutlined,
-} from "@ant-design/icons";
+import { Button } from "@/components/ui";
+import { DatabaseOutlined } from "@ant-design/icons";
 import "./dashboard.css";

-/* ============================================================
- * Mock 数据
- * ============================================================ */
-interface KpiItem {
-  key: string;
-  icon: string;
-  iconGradient: string;
-  value: string;
-  label: string;
-  trend: string;
-  trendDirection: "up" | "down" | "neutral";
-  accent: string;
-}
+/* ── 主组件 ─────────────────────────────────────────────── */

-const kpiData: KpiItem[] = [
-  {
-    key: "projects",
-    icon: "video",
-    iconGradient: "linear-gradient(135deg, #6366f1, #4f46e5)",
-    value: "12",
-    label: "项目总数",
-    trend: "↑ 2 本月新增",
-    trendDirection: "up",
-    accent: "#6366f1",
-  },
-  {
-    key: "assets",
-    icon: "appstore",
-    iconGradient: "linear-gradient(135deg, #0ea5e9, #0284c7)",
-    value: "486",
-    label: "素材总数",
-    trend: "↑ 38 本月上传",
-    trendDirection: "up",
-    accent: "#0ea5e9",
-  },
-  {
-    key: "generations",
-    icon: "thunderbolt",
-    iconGradient: "linear-gradient(135deg, #10b981, #059669)",
-    value: "156",
-    label: "本月生成数",
-    trend: "↑ 23% 较上月",
-    trendDirection: "up",
-    accent: "#10b981",
-  },
-  {
-    key: "storage",
-    icon: "database",
-    iconGradient: "linear-gradient(135deg, #f59e0b, #d97706)",
-    value: "2.4GB",
-    label: "存储空间",
-    trend: "已用 24%",
-    trendDirection: "neutral",
-    accent: "#f59e0b",
-  },
-];
-
-interface QuickEntry {
-  id: string;
-  icon: string;
-  iconGradient: string;
-  title: string;
-  description: string;
-  path: string;
-}
-
-const quickEntries: QuickEntry[] = [
-  {
-    id: "titles",
-    icon: "filetext",
-    iconGradient: "linear-gradient(135deg, #6366f1, #4f46e5)",
-    title: "标题库",
-    description: "24条标题 · 5个分类",
-    path: "/app/titles",
-  },
-  {
-    id: "assets",
-    icon: "appstore",
-    iconGradient: "linear-gradient(135deg, #0ea5e9, #0284c7)",
-    title: "素材库",
-    description: "486个素材 · 3个素材库",
-    path: "/app/assets",
-  },
-  {
-    id: "generate",
-    icon: "thunderbolt",
-    iconGradient: "linear-gradient(135deg, #10b981, #059669)",
-    title: "一键生成",
-    description: "开始创作新视频",
-    path: "/app/generate",
-  },
-  {
-    id: "products",
-    icon: "video",
-    iconGradient: "linear-gradient(135deg, #f59e0b, #d97706)",
-    title: "成片库",
-    description: "89个成片 · 3个待复核",
-    path: "/app/products",
-  },
-];
-
-type TaskStatus = "completed" | "processing" | "pending" | "failed";
-
-interface RecentTask {
-  id: string;
-  name: string;
-  type: string;
-  template: string;
-  status: TaskStatus;
-  date: string;
-  duration?: string;
-}
-
-const statusLabel: Record<TaskStatus, string> = {
-  completed: "已完成",
-  processing: "进行中",
-  pending: "排队中",
-  failed: "失败",
-};
-
-const recentTasks: RecentTask[] = [
-  {
-    id: "t-1",
-    name: "产品介绍视频_春季促销",
-    type: "视频生成",
-    template: "商品展示模板",
-    status: "completed",
-    date: "2026-07-01 09:30",
-    duration: "2分18秒",
-  },
-  {
-    id: "t-2",
-    name: "品牌宣传片_终版",
-    type: "视频生成",
-    template: "品牌宣传模板",
-    status: "processing",
-    date: "2026-07-01 10:15",
-  },
-  {
-    id: "t-3",
-    name: "用户评价合集",
-    type: "视频生成",
-    template: "评价展示模板",
-    status: "completed",
-    date: "2026-06-30 16:42",
-    duration: "1分45秒",
-  },
-  {
-    id: "t-4",
-    name: "新品发布预告",
-    type: "视频生成",
-    template: "新品预告模板",
-    status: "pending",
-    date: "2026-06-30 14:20",
-  },
-  {
-    id: "t-5",
-    name: "活动回顾_618大促",
-    type: "视频生成",
-    template: "活动回顾模板",
-    status: "failed",
-    date: "2026-06-29 11:05",
-  },
-];
-
-interface ChartItem {
-  label: string;
-  value: number;
-}
-
-const weeklyData: ChartItem[] = [
-  { label: "周一", value: 18 },
-  { label: "周二", value: 25 },
-  { label: "周三", value: 32 },
-  { label: "周四", value: 28 },
-  { label: "周五", value: 42 },
-  { label: "周六", value: 15 },
-  { label: "周日", value: 8 },
-];
-
-interface Announcement {
-  id: string;
-  tag: "update" | "notice" | "activity";
-  tagLabel: string;
-  title: string;
-  date: string;
-}
-
-const announcements: Announcement[] = [
-  {
-    id: "a-1",
-    tag: "update",
-    tagLabel: "更新",
-    title: "系统已升级至 v2.0，新增批量生成功能",
-    date: "2026-07-01",
-  },
-  {
-    id: "a-2",
-    tag: "activity",
-    tagLabel: "活动",
-    title: "7月创作挑战赛已开启，参与赢积分奖励",
-    date: "2026-06-28",
-  },
-  {
-    id: "a-3",
-    tag: "notice",
-    tagLabel: "公告",
-    title: "7月3日凌晨 2:00-4:00 系统维护通知",
-    date: "2026-06-25",
-  },
-];
-
-/* ============================================================
- * 工具函数
- * ============================================================ */
-const getGreeting = () => {
-  const hour = new Date().getHours();
-  if (hour < 6) return "夜深了";
-  if (hour < 12) return "早上好";
-  if (hour < 14) return "中午好";
-  if (hour < 18) return "下午好";
-  return "晚上好";
-};
-
-const formatDate = () => {
-  const d = new Date();
-  const weekDays = ["日", "一", "二", "三", "四", "五", "六"];
-  return `${d.getFullYear()}年${d.getMonth() + 1}月${d.getDate()}日 星期${weekDays[d.getDay()]}`;
-};
-
-/** 图标名称 → Ant Design 组件映射 */
-const iconMap: Record<string, React.ReactNode> = {
-  video: <VideoCameraOutlined />,
-  appstore: <AppstoreOutlined />,
-  thunderbolt: <ThunderboltOutlined />,
-  database: <DatabaseOutlined />,
-  filetext: <FileTextOutlined />,
-};
-
-/* ============================================================
- * 组件
- * ============================================================ */
 const Dashboard: React.FC = () => {
  const navigate = useNavigate();

-  const maxChart = Math.max(...weeklyData.map((d) => d.value));
-
  return (
    <div className="xx-dashboard-page">
-      {/* ── 欢迎头部 ─────────────────────────────────────────── */}
-      <div className="xx-dashboard-welcome">
-        <h2>{getGreeting()}，创作者</h2>
-        <p>{formatDate()} — 欢迎回到小小剪辑控制台</p>
-      </div>
-
-      {/* ── KPI 卡片网格 ─────────────────────────────────────── */}
+      {/* KPI 卡片网格 */}
      <div className="xx-kpi-grid">
-        {kpiData.map((item) => (
-          <div
-            key={item.key}
-            className="xx-kpi-card"
-            style={{ "--kpi-accent": item.accent } as React.CSSProperties}
-          >
-            <div
-              className="xx-kpi-icon"
-              style={{ background: item.iconGradient }}
-            >
-              {iconMap[item.icon] ?? item.icon}
-            </div>
-            <div className="xx-kpi-value">{item.value}</div>
-            <div className="xx-kpi-label">{item.label}</div>
-            <span
-              className={`xx-kpi-trend xx-kpi-trend--${item.trendDirection}`}
-            >
-              {item.trend}
-            </span>
-          </div>
-        ))}
-      </div>
-
-      {/* ── 主内容区：左侧任务+图表 / 右侧公告 ──────────────── */}
-      <div className="xx-dashboard-main">
-        {/* 左列 */}
-        <div className="xx-dashboard-left-col">
-          {/* 最近任务 */}
-          <div className="xx-dashboard-section">
-            <div className="xx-dashboard-section-header">
-              <h3>最近任务</h3>
-              <button onClick={() => navigate("/app/history")}>查看全部</button>
-            </div>
-            <div className="xx-task-list">
-              {recentTasks.map((task) => (
-                <div key={task.id} className="xx-task-item">
-                  <div className="xx-task-info">
-                    <h4>{task.name}</h4>
-                    <span>
-                      {task.type} · 模板：{task.template}
-                    </span>
-                  </div>
-                  <Tag
-                    variant={
-                      task.status === "completed"
-                        ? "success"
-                        : task.status === "processing"
-                          ? "info"
-                          : task.status === "failed"
-                            ? "error"
-                            : "warning"
-                    }
-                  >
-                    {statusLabel[task.status]}
-                  </Tag>
-                  <div className="xx-task-time">
-                    <span>{task.date}</span>
-                    {task.status === "completed"
-                      ? `耗时 ${task.duration}`
-                      : task.status === "processing"
-                        ? "生成中..."
-                        : task.status === "failed"
-                          ? "请重试"
-                          : "等待中"}
-                  </div>
-                  <div className="xx-task-action">
-                    <Button
-                      buttonType="ghost"
-                      buttonSize="sm"
-                      onClick={() => navigate("/app/history")}
-                    >
-                      查看
-                    </Button>
-                  </div>
-                </div>
-              ))}
-            </div>
-          </div>
-
-          {/* 使用统计图表 */}
-          <div className="xx-dashboard-section">
-            <div className="xx-dashboard-section-header">
-              <h3>本周生成趋势</h3>
-              <span className="xx-chart-total">
-                共 {weeklyData.reduce((s, d) => s + d.value, 0)} 次
-              </span>
-            </div>
-            <div className="xx-chart-container">
-              <div className="xx-chart-bars">
-                {weeklyData.map((d, i) => (
-                  <div key={i} className="xx-chart-bar-wrapper">
-                    <div
-                      className="xx-chart-bar"
-                      style={{
-                        height: `${(d.value / maxChart) * 100}%`,
-                      }}
-                    >
-                      <span className="xx-chart-bar-value">{d.value}</span>
-                    </div>
-                  </div>
-                ))}
-              </div>
-              <div className="xx-chart-labels">
-                {weeklyData.map((d, i) => (
-                  <div key={i} className="xx-chart-label">
-                    {d.label}
-                  </div>
-                ))}
-              </div>
-            </div>
-          </div>
-        </div>
-
-        {/* 右列 — 公告 + 存储用量 */}
-        <div className="xx-dashboard-section xx-dashboard-section--start">
-          <div className="xx-dashboard-section-header">
-            <h3>系统公告</h3>
-          </div>
-          <div className="xx-announcement-list">
-            {announcements.map((a) => (
-              <div key={a.id} className="xx-announcement-item">
-                <span
-                  className={`xx-announcement-tag xx-announcement-tag--${a.tag}`}
-                >
-                  {a.tagLabel}
-                </span>
-                <div className="xx-announcement-content">
-                  <h4>{a.title}</h4>
-                  <time>{a.date}</time>
-                </div>
-              </div>
-            ))}
-          </div>
-
-          {/* 存储用量 */}
-          <div className="xx-storage-section">
-            <div className="xx-storage-section-title">存储用量</div>
-            <div className="xx-storage-bar">
-              <div className="xx-storage-bar-track">
-                <div className="xx-storage-bar-fill" style={{ width: "24%" }} />
-              </div>
-              <div className="xx-storage-bar-label">
-                <span>2.4 GB 已用</span>
-                <span>10 GB 总量</span>
-              </div>
-            </div>
-          </div>
+        <div className="xx-dashboard-empty">
+          <p>暂无统计数据</p>
        </div>
      </div>

-      {/* ── 快速入口 ─────────────────────────────────────────── */}
+      {/* 快速入口 */}
      <div className="xx-quick-entry-section">
        <div className="xx-quick-entry-header">
          <h3 className="xx-quick-entry-title">快速入口</h3>
        </div>
        <div className="xx-quick-grid">
-          {quickEntries.map((entry) => (
-            <div
-              key={entry.id}
-              className="xx-quick-card"
-              onClick={() => navigate(entry.path)}
-            >
-              <div
-                className="xx-quick-card-icon"
-                style={{ background: entry.iconGradient }}
-              >
-                {iconMap[entry.icon] ?? entry.icon}
-              </div>
-              <h3>{entry.title}</h3>
-              <p>{entry.description}</p>
-            </div>
-          ))}
+          <div className="xx-dashboard-empty">
+            <p>暂无快速入口</p>
+          </div>
        </div>
      </div>
+
+      {/* 最近任务 */}
+      <section className="xx-dashboard-section">
+        <div className="xx-dashboard-section-header">
+          <h3>最近任务</h3>
+          <Button
+            buttonType="ghost"
+            buttonSize="sm"
+            onClick={() => navigate("/app/history")}
+          >
+            查看全部
+          </Button>
+        </div>
+        <div className="xx-task-list">
+          <div className="xx-dashboard-empty">
+            <p>暂无最近任务</p>
+          </div>
+        </div>
+      </section>
+
+      {/* 使用统计 */}
+      <section
+        className="xx-dashboard-section"
+        style={{ marginTop: "var(--space-md)" }}
+      >
+        <div className="xx-dashboard-section-header">
+          <h3>使用统计</h3>
+        </div>
+        <div className="xx-chart-container">
+          <div className="xx-chart-bars">
+            <div className="xx-dashboard-empty" style={{ width: "100%" }}>
+              <DatabaseOutlined style={{ fontSize: 24, marginBottom: 8 }} />
+              <p>暂无统计数据</p>
+            </div>
+          </div>
+        </div>
+      </section>
+
+      {/* 公告 */}
+      <section
+        className="xx-dashboard-section"
+        style={{ marginTop: "var(--space-md)" }}
+      >
+        <div className="xx-dashboard-section-header">
+          <h3>公告</h3>
+        </div>
+        <div className="xx-announcement-list">
+          <div className="xx-announcement-item">
+            <span className="xx-announcement-tag xx-announcement-tag--notice">
+              官方
+            </span>
+            <div className="xx-announcement-content">
+              <h4>欢迎使用小应 SaaS 平台</h4>
+              <time>当前为演示版本，部分功能正在开发中。</time>
+            </div>
+          </div>
+        </div>
+      </section>
    </div>
  );
 };
@@ -1,6 +1,6 @@
 /**
 * 控制台页面 - V21 设计系统样式
- * KPI 卡片网格 + 快速入口 + 最近任务卡片列表 + 使用统计图表 + 公告
+ * KPI 卡片网格 + 快速入口 + 最近任务 + 使用统计图表 + 公告
 * 统一使用 CSS 变量，支持深色/浅色主题
 */
@import "../../styles/global.css";
@@ -13,26 +13,6 @@
  padding: var(--space-xl);
 }

-/* ============================================================
-   欢迎头部
-   ============================================================ */
-.xx-dashboard-welcome {
-  margin-bottom: var(--space-lg);
-}
-
-.xx-dashboard-welcome h2 {
-  margin: 0 0 var(--space-xs);
-  font-size: var(--font-size-xl);
-  font-weight: var(--font-weight-bold);
-  color: var(--text-primary);
-}
-
-.xx-dashboard-welcome p {
-  margin: 0;
-  font-size: var(--font-size-sm);
-  color: var(--text-secondary);
-}
-
 /* ============================================================
   KPI 卡片网格
   ============================================================ */
@@ -43,76 +23,6 @@
  margin-bottom: var(--space-lg);
 }

-.xx-kpi-card {
-  background: linear-gradient(180deg, var(--bg-primary), var(--bg-secondary));
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-lg);
-  padding: 20px;
-  transition: 0.18s ease;
-  position: relative;
-  overflow: hidden;
-}
-
-.xx-kpi-card:hover {
-  transform: translateY(-2px);
-  box-shadow: var(--shadow-sm);
-}
-
-.xx-kpi-icon {
-  width: 40px;
-  height: 40px;
-  border-radius: var(--radius-md);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  font-size: var(--font-size-lg);
-  margin-bottom: var(--space-sm);
-}
-
-.xx-kpi-value {
-  font-size: 30px;
-  font-weight: 800;
-  color: var(--text-primary);
-  line-height: 1.2;
-  margin-bottom: var(--space-xs);
-}
-
-.xx-kpi-label {
-  font-size: var(--font-size-sm);
-  color: var(--text-secondary);
-  margin-bottom: var(--space-sm);
-}
-
-.xx-kpi-trend {
-  font-size: 12px;
-  margin-top: 8px;
-  display: inline-flex;
-  align-items: center;
-  gap: 4px;
-}
-
-.xx-kpi-trend--up {
-  color: var(--success-color);
-}
-
-.xx-kpi-trend--down {
-  color: var(--error-color);
-}
-
-.xx-kpi-trend--neutral {
-  color: var(--text-tertiary);
-}
-
-/* ============================================================
-   主内容区两栏布局
-   ============================================================ */
-.xx-dashboard-main {
-  display: grid;
-  grid-template-columns: 1fr 320px;
-  gap: var(--space-md);
-  margin-bottom: var(--space-lg);
-}
-
 /* ============================================================
   区块卡片
   ============================================================ */
@@ -161,7 +71,25 @@
 }

 /* ============================================================
-   最近任务卡片列表
+   空状态
+   ============================================================ */
+.xx-dashboard-empty {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  padding: var(--space-xl) var(--space-md);
+  text-align: center;
+  color: var(--text-tertiary);
+}
+
+.xx-dashboard-empty p {
+  margin: 0;
+  font-size: var(--font-size-sm);
+}
+
+/* ============================================================
+   最近任务列表
   ============================================================ */
 .xx-task-list {
  display: flex;
@@ -169,86 +97,6 @@
  gap: var(--space-sm);
 }

-.xx-task-item {
-  background: var(--bg-primary);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-md);
-  padding: var(--space-sm) var(--space-md);
-  display: grid;
-  grid-template-columns: 1fr auto auto auto;
-  gap: var(--space-md);
-  align-items: center;
-  transition: var(--transition-all);
-}
-
-.xx-task-item:hover {
-  border-color: var(--primary-color);
-  box-shadow: var(--shadow-sm);
-}
-
-.xx-task-info h4 {
-  margin: 0 0 var(--space-xs);
-  font-size: var(--font-size-sm);
-  font-weight: 600;
-  color: var(--text-primary);
-}
-
-.xx-task-info span {
-  font-size: var(--font-size-xs);
-  color: var(--text-secondary);
-}
-
-.xx-task-status {
-  display: inline-flex;
-  align-items: center;
-  gap: var(--space-xs);
-  padding: 3px 10px;
-  border-radius: var(--radius-sm);
-  font-size: var(--font-size-xs);
-  font-weight: 500;
-  white-space: nowrap;
-}
-
-.xx-task-status--completed {
-  color: var(--success-color);
-  background: var(--success-soft);
-  border: 1px solid var(--success-border);
-}
-
-.xx-task-status--processing {
-  color: var(--info-color);
-  background: var(--primary-soft);
-  border: 1px solid var(--color-primary-200);
-}
-
-.xx-task-status--pending {
-  color: var(--text-secondary);
-  background: var(--bg-secondary);
-  border: 1px solid var(--border-color);
-}
-
-.xx-task-status--failed {
-  color: var(--error-color);
-  background: var(--error-soft);
-  border: 1px solid var(--error-border);
-}
-
-.xx-task-time {
-  text-align: right;
-  font-size: var(--font-size-xs);
-  color: var(--text-secondary);
-  min-width: 100px;
-}
-
-.xx-task-time span {
-  display: block;
-  margin-bottom: var(--space-xxs);
-}
-
-.xx-task-action {
-  font-size: var(--font-size-xs);
-}
-
 /* ============================================================
   使用统计图表（纯 CSS 柱状图）
   ============================================================ */
@@ -264,69 +112,27 @@
  padding-top: var(--space-sm);
 }

-.xx-chart-bar-wrapper {
-  flex: 1;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  height: 100%;
-  justify-content: flex-end;
-}
-
-.xx-chart-bar {
-  width: 100%;
-  max-width: 36px;
-  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
-  background: var(--gradient-primary);
-  transition: height 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
-  position: relative;
-  min-height: 4px;
-  cursor: pointer;
-}
-
-.xx-chart-bar:hover {
-  opacity: 0.85;
-}
-
-.xx-chart-bar:active {
-  opacity: 0.7;
-  transform: scaleY(0.97);
-  transform-origin: bottom;
-}
-
-.xx-chart-bar-value {
-  position: absolute;
-  top: -20px;
-  left: 50%;
-  transform: translateX(-50%);
-  font-size: var(--font-size-xs);
-  font-weight: 600;
-  color: var(--text-primary);
-  white-space: nowrap;
-  opacity: 0;
-  transition: var(--transition-opacity);
-}
-
-.xx-chart-bar:hover .xx-chart-bar-value {
-  opacity: 1;
-}
-
-.xx-chart-labels {
-  display: flex;
-  gap: var(--space-sm);
-  margin-top: var(--space-sm);
-}
-
-.xx-chart-label {
-  flex: 1;
-  text-align: center;
-  font-size: var(--font-size-xs);
-  color: var(--text-secondary);
-}
-
 /* ============================================================
-   快速入口卡片网格
+   快速入口
   ============================================================ */
+.xx-quick-entry-section {
+  margin-bottom: var(--space-md);
+}
+
+.xx-quick-entry-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: var(--space-md);
+}
+
+.xx-quick-entry-title {
+  margin: 0;
+  font-size: var(--font-size-base);
+  font-weight: var(--font-weight-semibold);
+  color: var(--text-primary);
+}
+
 .xx-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
@@ -334,53 +140,6 @@
  margin-bottom: var(--space-lg);
 }

-.xx-quick-card {
-  background: var(--bg-primary);
-  border: 1px solid var(--border-color);
-  border-radius: var(--radius-lg);
-  padding: var(--space-lg);
-  cursor: pointer;
-  transition: var(--transition-all);
-  text-align: center;
-}
-
-.xx-quick-card:hover {
-  border-color: var(--primary-color);
-  box-shadow: var(--shadow-md);
-  transform: translateY(-2px);
-}
-
-.xx-quick-card:active {
-  transform: translateY(0) scale(0.98);
-  box-shadow: var(--shadow-sm);
-  transition-duration: 0.1s;
-}
-
-.xx-quick-card-icon {
-  width: 52px;
-  height: 52px;
-  border-radius: var(--radius-md);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  font-size: var(--font-size-xl);
-  margin: 0 auto var(--space-md);
-  color: var(--text-inverse);
-}
-
-.xx-quick-card h3 {
-  margin: 0 0 var(--space-sm);
-  font-size: var(--font-size-md);
-  font-weight: var(--font-weight-semibold);
-  color: var(--text-primary);
-}
-
-.xx-quick-card p {
-  margin: 0;
-  color: var(--text-secondary);
-  font-size: var(--font-size-sm);
-}
-
 /* ============================================================
   公告区域
   ============================================================ */
@@ -451,90 +210,10 @@
  color: var(--text-secondary);
 }

-/* ============================================================
-   存储用量条
-   ============================================================ */
-.xx-storage-bar {
-  margin-top: var(--space-sm);
-}
-
-.xx-storage-bar-track {
-  height: var(--space-sm);
-  background: var(--bg-secondary);
-  border-radius: var(--space-xs);
-  overflow: hidden;
-}
-
-.xx-storage-bar-fill {
-  height: 100%;
-  border-radius: var(--space-xs);
-  background: var(--gradient-primary);
-  transition: width 0.6s ease;
-}
-
-.xx-storage-bar-label {
-  display: flex;
-  justify-content: space-between;
-  font-size: var(--font-size-xs);
-  color: var(--text-secondary);
-  margin-top: var(--space-xs);
-}
-
-/* ============================================================
-   迁移自内联样式的工具类
-   ============================================================ */
-.xx-dashboard-left-col {
-  display: flex;
-  flex-direction: column;
-  gap: var(--space-md);
-}
-
-.xx-chart-total {
-  font-size: var(--font-size-xs);
-  color: var(--text-secondary);
-}
-
-.xx-dashboard-section--start {
-  align-self: start;
-}
-
-.xx-storage-section {
-  margin-top: var(--space-md);
-}
-
-.xx-storage-section-title {
-  font-size: 13px;
-  font-weight: 500;
-  color: var(--text-primary);
-  margin-bottom: 4px;
-}
-
-.xx-quick-entry-section {
-  margin-bottom: var(--space-md);
-}
-
-.xx-quick-entry-header {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  margin-bottom: var(--space-md);
-}
-
-.xx-quick-entry-title {
-  margin: 0;
-  font-size: var(--font-size-base);
-  font-weight: var(--font-weight-semibold);
-  color: var(--text-primary);
-}
-
 /* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
-  .xx-dashboard-main {
-    grid-template-columns: 1fr;
-  }
-
  .xx-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
@@ -557,15 +236,6 @@
    grid-template-columns: 1fr;
  }

-  .xx-task-item {
-    grid-template-columns: 1fr;
-    gap: var(--space-sm);
-  }
-
-  .xx-task-time {
-    text-align: left;
-  }
-
  .xx-chart-bars {
    height: 120px;
  }
@@ -69,22 +69,6 @@ const VOICE_GENDER_ICON: Record<string, string> = {
  neutral: "✨",
 };

-/* ── 时间线 Mock ──
- * TODO: 后端暂无时间线场景数据 API，当前使用硬编码预览数据。
- *       待后端提供 timeline/scene 接口后替换为真实 API 调用。
- */
-interface TimelineScene {
-  scene: string;
-  time: string;
-  duration: number;
-}
-
-const MOCK_TIMELINE: TimelineScene[] = [
-  { scene: "主讲口播 · 开场钩子", time: "0-8s", duration: 8 },
-  { scene: "产品特写 · B-roll", time: "8-20s", duration: 12 },
-  { scene: "用户反馈 · 结尾", time: "20-30s", duration: 10 },
-];
-
 /* ── 步骤定义 ── */
 const STEPS = [
  { key: 1, label: "选择模板" },
@@ -1758,15 +1742,19 @@ const GeneratePage: React.FC = () => {
          <div className="xx-preview-title">剪辑计划预览</div>

          {/* 时间线列表 */}
-          <div className="xx-preview-timeline">
-            {MOCK_TIMELINE.map((item, idx) => (
-              <div key={idx} className="xx-timeline-item">
-                <div className="num">{idx + 1}</div>
-                <span className="scene-name">{item.scene}</span>
-                <span>{item.time}</span>
+          {generated ? (
+            <div className="xx-preview-timeline">
+              <div className="xx-timeline-item">
+                <span className="scene-name">生成完成，可下载或分享视频</span>
              </div>
-            ))}
-          </div>
+            </div>
+          ) : (
+            <div className="xx-preview-timeline">
+              <div className="xx-timeline-item">
+                <span className="scene-name">确认标题后自动生成剪辑计划</span>
+              </div>
+            </div>
+          )}

          {/* 生成操作按钮 */}
          <div className="xx-generate-actions">
@@ -612,54 +612,6 @@
  flex: 1;
 }

-/* ============================================================
-   按钮（匹配原型 .btn .ghost / .btn .primary）
-   ============================================================ */
-.xx-btn {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  gap: 6px;
-  height: 42px;
-  padding: 0 20px;
-  border-radius: var(--radius-sm);
-  font-size: 14px;
-  font-weight: 600;
-  cursor: pointer;
-  transition: all 0.15s ease;
-  border: none;
-  outline: none;
-  white-space: nowrap;
-}
-
-.xx-btn:disabled {
-  opacity: 0.5;
-  cursor: not-allowed;
-}
-
-.xx-btn-primary {
-  background: var(--gradient-primary);
-  color: var(--text-inverse);
-  box-shadow: 0 14px 26px rgba(79, 70, 229, 0.22);
-}
-
-.xx-btn-primary:hover:not(:disabled) {
-  transform: translateY(-2px);
-  box-shadow: 0 18px 34px rgba(79, 70, 229, 0.28);
-}
-
-.xx-btn-ghost {
-  background: var(--bg-primary);
-  border: 1px solid var(--border-color);
-  color: var(--text-secondary);
-}
-
-.xx-btn-ghost:hover:not(:disabled) {
-  border-color: var(--info-border);
-  color: var(--primary-dark);
-  background: var(--primary-soft);
-}
-
 /* ============================================================
   右侧预览区 generate-preview
   ============================================================ */
@@ -36,40 +36,24 @@ type TitleType = "hot" | "normal" | "creative";
 type Industry = "general" | "food" | "tech" | "beauty" | "education" | "travel";
 type Frequency = "all" | "high" | "medium" | "low";

-interface CategoryItem {
-  id: string;
-  name: string;
-  count: number;
-}
-
 interface TitleData {
  id: string;
  content: string;
  type: TitleType;
  industry: Industry;
+  category: string;
  usageCount: number;
  isFavorited: boolean;
  createdAt: string;
 }

-/* ============================================================
- * Mock 数据
- * ============================================================ */
-const MOCK_CATEGORIES: CategoryItem[] = [
-  { id: "cat-all", name: "全部标题", count: 15 },
-  { id: "cat-1", name: "美食探店", count: 4 },
-  { id: "cat-2", name: "科技数码", count: 3 },
-  { id: "cat-3", name: "生活日常", count: 4 },
-  { id: "cat-4", name: "美妆穿搭", count: 2 },
-  { id: "cat-5", name: "教育学习", count: 2 },
-];
-
 /** 后端 TitleItem → 前端 TitleData 映射 */
 const toTitleData = (item: TitleItem): TitleData => ({
  id: item.id,
  content: item.content,
  type: (item.category as TitleType) || "normal",
  industry: "general",
+  category: item.category || "未分类",
  usageCount: 0,
  isFavorited: false,
  createdAt: item.created_at?.slice(0, 10) || "",
@@ -250,9 +234,8 @@ const TitleCard: React.FC<{
 const TitleLibrary: React.FC = () => {
  const queryClient = useQueryClient();

-  /* 分类数据 */
-  const [categories, setCategories] = useState<CategoryItem[]>(MOCK_CATEGORIES);
-  const [activeCatId, setActiveCatId] = useState<string>(MOCK_CATEGORIES[0].id);
+  /* 分类数据 — 从真实标题数据动态派生 */
+  const [activeCatId, setActiveCatId] = useState<string>("cat-all");

  /* 标题数据 — 真实 API */
  const { data: apiTitles = [] } = useQuery({
@@ -265,6 +248,23 @@ const TitleLibrary: React.FC = () => {
    [apiTitles],
  );

+  /* 从真实标题数据动态派生分类（无需后端分类 API） */
+  const categories = useMemo(() => {
+    const cats = new Map<string, number>();
+    apiTitles.forEach((t) => {
+      const cat = t.category || "未分类";
+      cats.set(cat, (cats.get(cat) || 0) + 1);
+    });
+    return [
+      { id: "cat-all", name: "全部标题", count: apiTitles.length },
+      ...Array.from(cats.entries()).map(([name, count]) => ({
+        id: `cat-${name}`,
+        name,
+        count,
+      })),
+    ];
+  }, [apiTitles]);
+
  /* CRUD mutations */
  const createMutation = useMutation({
    mutationFn: (content: string) => createTitle({ content }),
@@ -301,10 +301,6 @@ const TitleLibrary: React.FC = () => {
  const [editingId, setEditingId] = useState<string | null>(null);
  const [editText, setEditText] = useState("");

-  /* 新建分类 */
-  const [createCatModalOpen, setCreateCatModalOpen] = useState(false);
-  const [newCatName, setNewCatName] = useState("");
-
  /* 新建标题 */
  const [createTitleModalOpen, setCreateTitleModalOpen] = useState(false);
  const [newTitleContent, setNewTitleContent] = useState("");
@@ -322,19 +318,11 @@ const TitleLibrary: React.FC = () => {
  const filteredTitles = useMemo(() => {
    let list = titles;

-    /* 按分类过滤（"全部标题" 不过滤） */
+    /* 按分类过滤（"全部标题" 不过滤）— 直接匹配后端 category 字段 */
    if (activeCatId !== "cat-all") {
      const catName = activeCategory?.name || "";
-      const catToIndustry: Record<string, Industry> = {
-        美食探店: "food",
-        科技数码: "tech",
-        生活日常: "general",
-        美妆穿搭: "beauty",
-        教育学习: "education",
-      };
-      const mappedIndustry = catToIndustry[catName];
-      if (mappedIndustry) {
-        list = list.filter((t) => t.industry === mappedIndustry);
+      if (catName) {
+        list = list.filter((t) => t.category === catName);
      }
    }

@@ -428,33 +416,6 @@ const TitleLibrary: React.FC = () => {
    [deleteMutation],
  );

-  /* 新建分类 */
-  const handleCreateCategory = () => {
-    if (!newCatName.trim()) {
-      message.warning("请输入分类名称");
-      return;
-    }
-    const cat: CategoryItem = {
-      id: `cat-${Date.now()}`,
-      name: newCatName.trim(),
-      count: 0,
-    };
-    setCategories((prev) => [...prev, cat]);
-    setActiveCatId(cat.id);
-    setCreateCatModalOpen(false);
-    setNewCatName("");
-    message.success(`分类 "${cat.name}" 创建成功`);
-  };
-
-  /* 删除分类 */
-  const handleDeleteCategory = (id: string) => {
-    setCategories((prev) => prev.filter((c) => c.id !== id));
-    if (activeCatId === id) {
-      setActiveCatId("cat-all");
-    }
-    message.success("分类已删除");
-  };
-
  /* 新建标题 */
  const handleCreateTitle = () => {
    if (!newTitleContent.trim()) {
@@ -541,38 +502,11 @@ const TitleLibrary: React.FC = () => {
                  </h4>
                  <span>{cat.count} 条</span>
                </div>
-                {cat.id !== "cat-all" && (
-                  <Popconfirm
-                    title={`确定删除分类 "${cat.name}"？`}
-                    onConfirm={(e) => {
-                      e?.stopPropagation();
-                      handleDeleteCategory(cat.id);
-                    }}
-                    onCancel={(e) => e?.stopPropagation()}
-                    okText="删除"
-                    cancelText="取消"
-                  >
-                    <button
-                      className="xx-title-category-delete"
-                      onClick={(e) => e.stopPropagation()}
-                      title="删除分类"
-                    >
-                      <DeleteOutlined />
-                    </button>
-                  </Popconfirm>
-                )}
              </div>
            </div>
          ))}

-          {/* 新建分类 */}
-          <div
-            className="xx-title-category-add"
-            onClick={() => setCreateCatModalOpen(true)}
-          >
-            <PlusOutlined />
-            新建分类
-          </div>
+          {/* TODO: 新建分类功能待后端分类 API 就绪后启用 */}
        </div>

        {/* ─── 右侧：内容区 ─── */}
@@ -678,35 +612,6 @@ const TitleLibrary: React.FC = () => {
        </div>
      </div>

-      {/* ─── 新建分类弹窗 ─── */}
-      <AntModal
-        title="新建分类"
-        open={createCatModalOpen}
-        onCancel={() => setCreateCatModalOpen(false)}
-        onOk={handleCreateCategory}
-        okText="创建"
-        cancelText="取消"
-        destroyOnClose
-      >
-        <div style={{ padding: "8px 0" }}>
-          <div
-            style={{
-              marginBottom: 6,
-              fontSize: "var(--font-size-sm)",
-              color: "var(--text-secondary)",
-            }}
-          >
-            分类名称
-          </div>
-          <Input
-            placeholder="请输入分类名称"
-            value={newCatName}
-            onChange={(e) => setNewCatName(e.target.value)}
-            maxLength={30}
-          />
-        </div>
-      </AntModal>
-
      {/* ─── 新建标题弹窗 ─── */}
      <AntModal
        title="新建标题"
@@ -18,7 +18,7 @@ import {
  CloseCircleOutlined,
 } from "@ant-design/icons";
 import PageHead from "@/components/layout/PageHead";
-import CloneVoiceModal from "@/components/modals/CloneVoiceModal";
+import CloneModal from "@/components/voice/CloneModal";
 import {
  getVoiceClones,
  deleteVoiceClone,
@@ -356,7 +356,7 @@ const VoiceClone: React.FC = () => {
      )}

      {/* 克隆音色弹窗 */}
-      <CloneVoiceModal
+      <CloneModal
        open={cloneModalOpen}
        onClose={() => setCloneModalOpen(false)}
        onSuccess={() => {
@@ -170,13 +170,6 @@ export const router = createBrowserRouter([
            Component: m.default,
          })),
      },
-      {
-        path: "my-voices",
-        lazy: () =>
-          import("@/pages/my-voices/MyVoices").then((m) => ({
-            Component: m.default,
-          })),
-      },
      {
        path: "accounts",
        lazy: () =>
@@ -0,0 +1,47 @@
+"""ASR 服务工厂 — 根据环境配置创建对应 ASR 服务实例。
+
+支持的后端：
+- mock: MockASRService（测试/开发用）
+- 后续可扩展：whisper / aliyun / tencent 等
+"""
+
+from __future__ import annotations
+
+import os
+from functools import lru_cache
+
+from packages.ports.asr_service import ASRService
+
+
+@lru_cache(maxsize=1)
+def get_asr_service() -> ASRService | None:
+    """获取全局 ASR 服务实例（单例）。
+
+    根据环境变量 ASR_PROVIDER 决定使用哪个后端：
+    - mock / 空 / 未设置: 返回 None（不启用 ASR）
+    - mock: 使用 MockASRService
+
+    Returns:
+        ASRService 实例，未配置或不启用时返回 None
+    """
+    provider = os.environ.get("ASR_PROVIDER", "").lower().strip()
+
+    if not provider:
+        return None
+
+    if provider == "mock":
+        from packages.adapters.asr.mock_asr_service import MockASRService
+
+        return MockASRService()
+
+    # 未知 provider，记录日志并返回 None（不启用 ASR，不阻断主流程）
+    import logging
+
+    logger = logging.getLogger(__name__)
+    logger.warning("未知的 ASR provider: %s，ASR 自动字幕功能未启用", provider)
+    return None
+
+
+def reset_asr_service_cache() -> None:
+    """重置 ASR 服务缓存（测试用）。"""
+    get_asr_service.cache_clear()
@@ -0,0 +1,66 @@
+"""TTS 服务工厂.
+
+根据配置创建对应的 TTS 服务实例。
+"""
+
+from __future__ import annotations
+
+import logging
+import os
+
+from packages.ports.tts_service import TtsService
+
+logger = logging.getLogger(__name__)
+
+# 可用的 provider 映射
+_PROVIDERS: dict[str, type[TtsService]] = {}
+
+
+def register_provider(name: str, cls: type[TtsService]) -> None:
+    """注册 TTS 供应商."""
+    _PROVIDERS[name] = cls
+
+
+def get_tts_service(provider: str | None = None, **kwargs) -> TtsService:
+    """获取 TTS 服务实例.
+
+    Args:
+        provider: 供应商名称（None 则从环境变量读取 TTS_PROVIDER）
+        **kwargs: 传递给服务构造函数的参数
+
+    Returns:
+        TTS 服务实例
+
+    Raises:
+        ValueError: 不支持的供应商
+    """
+    if provider is None:
+        provider = os.environ.get("TTS_PROVIDER", "mock")
+
+    provider = provider.lower()
+
+    if provider not in _PROVIDERS:
+        # 延迟导入避免循环依赖
+        if provider == "mock":
+            from packages.adapters.tts.mock_tts_service import MockTtsService
+
+            _PROVIDERS["mock"] = MockTtsService
+        else:
+            logger.warning("未知 TTS provider: %s，回退到 mock", provider)
+            from packages.adapters.tts.mock_tts_service import MockTtsService
+
+            _PROVIDERS["mock"] = MockTtsService
+            provider = "mock"
+
+    cls = _PROVIDERS[provider]
+    return cls(**kwargs)
+
+
+def available_providers() -> list[str]:
+    """获取可用的供应商列表."""
+    # 确保 mock 已注册
+    if "mock" not in _PROVIDERS:
+        from packages.adapters.tts.mock_tts_service import MockTtsService
+
+        _PROVIDERS["mock"] = MockTtsService
+    return list(_PROVIDERS.keys())
@@ -1,18 +1,17 @@
 """
 视频处理模块
+
+轻量工具（ffmpeg_utils / oss_helpers / dedup_helpers）顶层直接导出，
+无额外依赖。渲染相关组件（UnifiedRenderService / RenderAdapter /
+VideoProcessor 等）按需从子模块导入，避免 __init__ 阶段引入
+packages / DB 等重依赖。
 """

-# 共享工具模块（供 editing_modes / generation / edit_plan_generation 等复用）
+# 共享工具模块（零外部依赖，供 editing_modes / generation / edit_plan_generation 等复用）
 from . import dedup_helpers, ffmpeg_utils, oss_helpers
-from .processor import VideoProcessor, VideoResult
-from .unified_render_service import RenderResult, UnifiedRenderService

 __all__ = [
-    "VideoProcessor",
-    "VideoResult",
    "ffmpeg_utils",
    "oss_helpers",
    "dedup_helpers",
-    "UnifiedRenderService",
-    "RenderResult",
 ]
@@ -0,0 +1,313 @@
+"""BGM 混音模块 — 背景音乐与主音频混合.
+
+基于 FFmpeg 实现：
+- BGM 音量调节
+- 淡入淡出（afade）
+- 循环播放（aloop，短 BGM 铺长视频）
+- 人声闪避（sidechaincompress，有人声时BGM自动降低音量）
+- amix 混音
+
+作为 render_audio.py 的增强模块，在 mix_audio 后处理阶段被调用。
+"""
+
+from __future__ import annotations
+
+import logging
+from dataclasses import dataclass
+from pathlib import Path
+from typing import TYPE_CHECKING
+
+from video_processing.ffmpeg_utils import FFMPEG_BIN, probe_duration, run_ffmpeg
+
+if TYPE_CHECKING:
+    from video_processing.render_audio import RenderContext
+
+logger = logging.getLogger(__name__)
+
+
+@dataclass
+class BGMConfig:
+    """BGM 混音配置（内部使用，从 plan.config.bgm 转换而来）"""
+
+    bgm_path: str  # BGM 本地文件路径
+    volume: float = 0.3  # 0.0 ~ 1.0
+    fade_in: float = 0.0  # 淡入时长（秒）
+    fade_out: float = 0.0  # 淡出时长（秒）
+    loop_enabled: bool = True  # 是否循环铺满
+    sidechain_enabled: bool = False  # 人声闪避
+    sidechain_ratio: float = 0.3  # 闪避时音量降低比例
+    sidechain_attack: float = 0.02  # 攻击时间
+    sidechain_release: float = 0.5  # 释放时间
+    sidechain_threshold: float = -25.0  # 触发阈值（dB）
+
+    @classmethod
+    def from_config_dict(cls, bgm_path: str, config: dict) -> "BGMConfig":
+        """从 plan.config.bgm 字典创建 BGMConfig。"""
+        return cls(
+            bgm_path=bgm_path,
+            volume=float(config.get("volume", 0.3)),
+            fade_in=float(config.get("fade_in", 0.0)),
+            fade_out=float(config.get("fade_out", 0.0)),
+            loop_enabled=bool(config.get("loop_enabled", True)),
+            sidechain_enabled=bool(config.get("sidechain_enabled", False)),
+            sidechain_ratio=float(config.get("sidechain_ratio", 0.3)),
+            sidechain_attack=float(config.get("sidechain_attack", 0.02)),
+            sidechain_release=float(config.get("sidechain_release", 0.5)),
+            sidechain_threshold=float(config.get("sidechain_threshold", -25.0)),
+        )
+
+
+# ── BGM 预处理 ────────────────────────────────────────────────────────────────
+
+
+def prepare_bgm_track(
+    ctx: "RenderContext",
+    bgm: BGMConfig,
+    target_duration: float,
+) -> Path:
+    """预处理 BGM 轨道：循环/截断 + 音量 + 淡入淡出.
+
+    生成一个时长精确等于 target_duration 的 BGM 音频文件。
+    后续再与主音频混音。
+
+    Args:
+        ctx: 渲染上下文
+        bgm: BGM 配置
+        target_duration: 目标时长（秒），通常等于视频总时长
+
+    Returns:
+        处理后的 BGM 音频文件路径
+    """
+    output_path = ctx.work_dir / f"bgm_processed_{ctx.plan_id}.aac"
+
+    if target_duration <= 0:
+        target_duration = 5.0  # 兜底
+
+    bgm_dur = probe_duration(bgm.bgm_path)
+    needs_loop = bgm.loop_enabled and bgm_dur > 0 and bgm_dur < target_duration * 0.9
+
+    # 构建滤镜链
+    filter_parts: list[str] = []
+    input_looped: bool = False
+
+    if needs_loop:
+        # 计算需要循环多少次才能铺满
+        loop_count = max(1, int(target_duration / bgm_dur) + 2)
+        # aloop 滤镜：循环指定次数
+        filter_parts.append(f"aloop=loop={loop_count}:size=0")
+        input_looped = True
+
+    # 音量调节
+    volume = max(0.0, min(1.0, bgm.volume))
+    if abs(volume - 1.0) > 0.001:
+        filter_parts.append(f"volume={volume:.3f}")
+
+    # 淡入
+    if bgm.fade_in > 0:
+        filter_parts.append(f"afade=t=in:st=0:d={bgm.fade_in:.3f}")
+
+    # 淡出（从 target_duration - fade_out 开始）
+    if bgm.fade_out > 0 and target_duration > bgm.fade_out:
+        fade_start = target_duration - bgm.fade_out
+        filter_parts.append(f"afade=t=out:st={fade_start:.3f}:d={bgm.fade_out:.3f}")
+
+    # 最终截断到目标时长
+    filter_parts.append(f"atrim=0:{target_duration:.3f}")
+    filter_parts.append("asetpts=N/SR/TB")  # 重置时间戳
+
+    filter_str = ",".join(filter_parts)
+
+    command = [
+        FFMPEG_BIN,
+        "-y",
+        "-i",
+        bgm.bgm_path,
+        "-filter:a",
+        filter_str,
+        "-c:a",
+        "aac",
+        "-b:a",
+        "128k",
+        str(output_path),
+    ]
+
+    logger.info(
+        "[bgm] prepare BGM track: path=%s dur=%.2f target=%.2f loop=%s fade_in=%.2f fade_out=%.2f",
+        bgm.bgm_path[-40:],
+        bgm_dur,
+        target_duration,
+        needs_loop,
+        bgm.fade_in,
+        bgm.fade_out,
+    )
+
+    run_ffmpeg(command)
+    return output_path
+
+
+# ── BGM + 主音频混音 ──────────────────────────────────────────────────────────
+
+
+def mix_bgm_with_main(
+    ctx: "RenderContext",
+    main_audio_path: Path,
+    bgm: BGMConfig,
+    target_duration: float,
+) -> Path:
+    """将 BGM 与主音频混合.
+
+    两种模式：
+    1. 普通混音（sidechain 关闭）：amix 两路音频
+    2. 人声闪避（sidechain 开启）：用 sidechaincompress 让 BGM 跟随主音频音量自动调整
+
+    Args:
+        ctx: 渲染上下文
+        main_audio_path: 主音频文件路径（人声/原始音频）
+        bgm: BGM 配置
+        target_duration: 目标时长
+
+    Returns:
+        混音后的音频文件路径
+    """
+    output_path = ctx.work_dir / f"audio_with_bgm_{ctx.plan_id}.aac"
+
+    # 先预处理 BGM 轨道（循环/音量/淡入淡出/截断）
+    bgm_processed = prepare_bgm_track(ctx, bgm, target_duration)
+
+    if not bgm.sidechain_enabled:
+        # 普通 amix 混音
+        _mix_simple(main_audio_path, bgm_processed, output_path)
+    else:
+        # sidechain 人声闪避混音
+        _mix_sidechain(main_audio_path, bgm_processed, output_path, bgm)
+
+    return output_path
+
+
+def _mix_simple(main_path: Path, bgm_path: Path, output_path: Path) -> None:
+    """简单 amix 混音：主音频 + BGM = 输出.
+
+    主音频权重 1.0，BGM 已经在预处理阶段调好了音量。
+    amix 会自动归一化，需要用 volume 补偿。
+    """
+    # 使用 amix：inputs=2，duration=first（以主音频时长为准）
+    # 然后用 volume=2 补偿 amix 的衰减（2路输入每路平均乘0.5）
+    filter_complex = "[0:a][1:a]amix=inputs=2:duration=first:dropout_transition=0[outa];" "[outa]volume=2[final]"
+
+    command = [
+        FFMPEG_BIN,
+        "-y",
+        "-i",
+        str(main_path),
+        "-i",
+        str(bgm_path),
+        "-filter_complex",
+        filter_complex,
+        "-map",
+        "[final]",
+        "-c:a",
+        "aac",
+        "-b:a",
+        "128k",
+        str(output_path),
+    ]
+
+    logger.info("[bgm] simple amix mix")
+    run_ffmpeg(command)
+
+
+def _mix_sidechain(
+    main_path: Path,
+    bgm_path: Path,
+    output_path: Path,
+    bgm: BGMConfig,
+) -> None:
+    """sidechain 人声闪避混音.
+
+    原理：
+    - 主音频作为 sidechain 信号源
+    - BGM 轨道经过 sidechaincompress，根据主音频音量动态调整 BGM 音量
+    - 最后 amix 混音
+
+    FFmpeg sidechaincompress 参数：
+    - threshold: 触发阈值（dB），主音频超过此值时开始压缩
+    - ratio: 压缩比，越高压缩越狠
+    - attack: 攻击时间（秒）
+    - release: 释放时间（秒）
+    """
+    # sidechain_ratio 表示闪避时 BGM 音量降低比例
+    # ratio = 1 / (1 - sidechain_ratio)，但实际压缩比需要更精细调整
+    # 简化处理：把 ratio 映射到 2:1 ~ 10:1 范围
+    ratio = max(2.0, min(10.0, 1.0 / (1.0 - bgm.sidechain_ratio)))
+
+    filter_complex = (
+        # BGM 经过 sidechain 压缩，用主音频做触发
+        f"[1:a][0:a]sidechaincompress="
+        f"threshold={bgm.sidechain_threshold}dB:"
+        f"ratio={ratio:.1f}:"
+        f"attack={bgm.sidechain_attack:.3f}:"
+        f"release={bgm.sidechain_release:.3f}:"
+        f"knee=6[bgm_comp];"
+        # 主音频 + 压缩后的 BGM 混音
+        f"[0:a][bgm_comp]amix=inputs=2:duration=first:dropout_transition=0[outa];"
+        f"[outa]volume=1.5[final]"  # 轻微补偿
+    )
+
+    command = [
+        FFMPEG_BIN,
+        "-y",
+        "-i",
+        str(main_path),
+        "-i",
+        str(bgm_path),
+        "-filter_complex",
+        filter_complex,
+        "-map",
+        "[final]",
+        "-c:a",
+        "aac",
+        "-b:a",
+        "128k",
+        str(output_path),
+    ]
+
+    logger.info(
+        "[bgm] sidechain mix: threshold=%.1fdB ratio=%.1f attack=%.3f release=%.3f",
+        bgm.sidechain_threshold,
+        ratio,
+        bgm.sidechain_attack,
+        bgm.sidechain_release,
+    )
+    run_ffmpeg(command)
+
+
+# ── 纯 BGM 模式（无主音频） ──────────────────────────────────────────────────
+
+
+def build_bgm_only(
+    ctx: "RenderContext",
+    bgm: BGMConfig,
+    target_duration: float,
+) -> Path:
+    """只有 BGM、没有主音频时，直接生成 BGM 音频.
+
+    Args:
+        ctx: 渲染上下文
+        bgm: BGM 配置
+        target_duration: 目标时长
+
+    Returns:
+        BGM 音频文件路径
+    """
+    output_path = ctx.work_dir / f"bgm_only_{ctx.plan_id}.aac"
+
+    if target_duration <= 0:
+        target_duration = 5.0
+
+    bgm_processed = prepare_bgm_track(ctx, bgm, target_duration)
+
+    # 直接复制
+    import shutil
+
+    shutil.copy2(bgm_processed, output_path)
+    return output_path
@@ -0,0 +1,248 @@
+"""绿幕抠像引擎 — 基于 FFmpeg colorkey / chromakey 滤镜.
+
+支持将指定颜色（默认绿色）变为透明，可用于虚拟背景、画中画背景替换等场景。
+
+使用方式：
+    config = ChromaKeyConfig(key_color="#00FF00", similarity=0.3, blend=0.1)
+    engine = ChromaKeyEngine(config)
+    filter_str = engine.build_filter(input_label, output_label)
+    # 结果: [in]colorkey=color=0x00FF00:similarity=0.3:blend=0.1[out]
+
+降级策略：
+    - 参数越界自动钳制
+    - 素材格式不支持时跳过（调用方捕获异常）
+"""
+
+from __future__ import annotations
+
+import logging
+import re
+from dataclasses import dataclass
+from typing import Optional
+
+logger = logging.getLogger(__name__)
+
+
+# ── 配置模型 ──────────────────────────────────────────────────────────────────
+
+
+@dataclass
+class ChromaKeyConfig:
+    """绿幕抠像配置。
+
+    Attributes:
+        enabled: 是否启用抠像
+        key_color: 要抠除的颜色，支持 hex 格式（如 "#00FF00"）或颜色名
+        similarity: 颜色相似度阈值 0.01~1.0，值越大抠除范围越大
+        blend: 边缘平滑/混合度 0.0~1.0，值越大边缘越柔和
+        spill_suppress: 溢色抑制 0.0~1.0，减少边缘的绿幕反光
+    """
+
+    enabled: bool = False
+    key_color: str = "#00FF00"
+    similarity: float = 0.3
+    blend: float = 0.1
+    spill_suppress: float = 0.0
+
+    @classmethod
+    def from_dict(cls, data: dict | None) -> "ChromaKeyConfig":
+        """从字典解析配置，参数越界自动钳制。"""
+        if not data or not data.get("enabled", False):
+            return cls(enabled=False)
+
+        key_color = str(data.get("key_color", "#00FF00")).strip()
+
+        def _safe_float(val, default):
+            try:
+                return float(val)
+            except (TypeError, ValueError):
+                return default
+
+        similarity = _safe_float(data.get("similarity", 0.3), 0.3)
+        blend = _safe_float(data.get("blend", 0.1), 0.1)
+        spill_suppress = _safe_float(data.get("spill_suppress", 0.0), 0.0)
+
+        # 钳制到合法范围
+        similarity = max(0.01, min(1.0, similarity))
+        blend = max(0.0, min(1.0, blend))
+        spill_suppress = max(0.0, min(1.0, spill_suppress))
+
+        return cls(
+            enabled=True,
+            key_color=key_color,
+            similarity=similarity,
+            blend=blend,
+            spill_suppress=spill_suppress,
+        )
+
+    def has_effect(self) -> bool:
+        """判断是否有实际抠像效果。"""
+        return self.enabled and self.similarity > 0
+
+
+# ── 预设配置 ──────────────────────────────────────────────────────────────────
+
+# 常见绿幕/蓝幕预设
+CHROMA_KEY_PRESETS = {
+    "green_screen": {
+        "key_color": "#00FF00",
+        "similarity": 0.3,
+        "blend": 0.1,
+        "spill_suppress": 0.5,
+    },
+    "blue_screen": {
+        "key_color": "#0000FF",
+        "similarity": 0.3,
+        "blend": 0.1,
+        "spill_suppress": 0.5,
+    },
+    "red_screen": {
+        "key_color": "#FF0000",
+        "similarity": 0.3,
+        "blend": 0.1,
+        "spill_suppress": 0.0,
+    },
+    "precise_green": {
+        "key_color": "#00FF00",
+        "similarity": 0.2,
+        "blend": 0.05,
+        "spill_suppress": 0.3,
+    },
+    "soft_green": {
+        "key_color": "#00FF00",
+        "similarity": 0.45,
+        "blend": 0.2,
+        "spill_suppress": 0.5,
+    },
+}
+
+
+# ── 引擎实现 ──────────────────────────────────────────────────────────────────
+
+
+class ChromaKeyEngine:
+    """绿幕抠像引擎。
+
+    基于 FFmpeg colorkey 滤镜实现，将指定颜色变为透明。
+    适用于绿幕/蓝幕视频的背景去除，配合画中画或 overlay 实现虚拟背景。
+    """
+
+    def __init__(self, config: ChromaKeyConfig):
+        self.config = config
+
+    @staticmethod
+    def _normalize_color(color_str: str) -> str:
+        """将颜色字符串转为 FFmpeg colorkey 接受的格式。
+
+        支持:
+          - "#RRGGBB" / "#RRGGBBAA" → 0xRRGGBB
+          - "0xRRGGBB" → 直接使用
+          - 颜色名（green/blue/red/black/white 等）→ 直接透传
+        """
+        color = color_str.strip()
+
+        # hex 格式
+        hex_match = re.match(r"^#?([0-9a-fA-F]{6})([0-9a-fA-F]{2})?$", color)
+        if hex_match:
+            return f"0x{hex_match.group(1).upper()}"
+
+        # 已经是 0x 格式
+        if color.lower().startswith("0x"):
+            return color.upper()
+
+        # 颜色名直接透传（FFmpeg 支持常见颜色名）
+        return color
+
+    def build_filter(self, input_label: str, output_label: str) -> str:
+        """构建 colorkey 滤镜字符串。
+
+        Args:
+            input_label: 输入标签，如 "[0:v]" 或 "[v0]"
+            output_label: 输出标签，如 "[ck0]"
+
+        Returns:
+            FFmpeg 滤镜字符串，如 "[v0]colorkey=color=0x00FF00:similarity=0.3:blend=0.1[ck0]"
+
+        Raises:
+            ValueError: 配置无效时抛出（调用方应捕获并降级）
+        """
+        if not self.config.has_effect():
+            # 无效果，直接直通
+            return f"{input_label}copy{output_label}"
+
+        color = self._normalize_color(self.config.key_color)
+        similarity = self.config.similarity
+        blend = self.config.blend
+
+        # 基础 colorkey 滤镜
+        parts = [f"colorkey=color={color}:similarity={similarity}:blend={blend}"]
+
+        # 溢色抑制（通过 colorchannelmixer 降低绿色通道增益）
+        if self.config.spill_suppress > 0:
+            # 降低绿通道增益，减少绿幕反光溢出
+            spill = self.config.spill_suppress
+            # 绿通道增益 = 1 - spill_factor
+            g_gain = max(0.3, 1.0 - spill * 0.7)
+            # 同时稍微提升红和蓝来补偿色偏
+            r_gain = 1.0 + spill * 0.15
+            b_gain = 1.0 + spill * 0.15
+            parts.append(f"colorchannelmixer=" f"rr={r_gain}:" f"gg={g_gain}:" f"bb={b_gain}:" f"aa=1")
+
+        filter_str = f"{input_label}{','.join(parts)}{output_label}"
+        return filter_str
+
+    def build_filter_chromakey(self, input_label: str, output_label: str) -> str:
+        """使用 chromakey 滤镜（更高级的版本，支持更多参数）。
+
+        注意：并非所有 FFmpeg 版本都支持 chromakey 滤镜，
+        优先使用 colorkey（兼容性更好）。
+
+        Args:
+            input_label: 输入标签
+            output_label: 输出标签
+
+        Returns:
+            FFmpeg 滤镜字符串
+        """
+        if not self.config.has_effect():
+            return f"{input_label}copy{output_label}"
+
+        color = self._normalize_color(self.config.key_color)
+        similarity = self.config.similarity
+        blend = self.config.blend
+
+        return f"{input_label}" f"chromakey=color={color}:similarity={similarity}:blend={blend}" f"{output_label}"
+
+
+def apply_chroma_key_if_needed(
+    clip_config: dict | None,
+    input_label: str,
+    output_label: str,
+) -> Optional[str]:
+    """便捷函数：根据 clip 配置判断是否需要应用绿幕抠像。
+
+    Args:
+        clip_config: clip 的 config 字典
+        input_label: 输入标签
+        output_label: 输出标签
+
+    Returns:
+        滤镜字符串，不需要抠像时返回 None
+    """
+    if not clip_config:
+        return None
+
+    chroma_key_data = clip_config.get("chroma_key")
+    if not chroma_key_data:
+        return None
+
+    try:
+        config = ChromaKeyConfig.from_dict(chroma_key_data)
+        if not config.has_effect():
+            return None
+
+        engine = ChromaKeyEngine(config)
+        return engine.build_filter(input_label, output_label)
+    except Exception as e:
+        logger.warning("[chroma-key] 应用抠像失败，跳过: %s", e)
+        return None
@@ -0,0 +1,416 @@
+"""滤镜调色引擎 — 基于 FFmpeg eq + colorbalance + hue + curves 滤镜组合实现画面色彩调整.
+
+支持能力：
+- 基础调色参数：亮度、对比度、饱和度、色温、色调
+- 8种风格预设：清新、日系、复古、电影、胶片、黑白、暖色、冷色
+- 分段应用：每个 clip 可独立设置不同滤镜
+- 降级策略：参数越界自动钳制，不阻断渲染
+"""
+
+from __future__ import annotations
+
+import logging
+from dataclasses import dataclass, field
+from typing import Any
+
+logger = logging.getLogger(__name__)
+
+
+# ── 预设滤镜包 ────────────────────────────────────────────────────────────────
+
+# 预设名称常量
+PRESET_FRESH = "fresh"  # 清新
+PRESET_JAPANESE = "japanese"  # 日系
+PRESET_VINTAGE = "vintage"  # 复古
+PRESET_CINEMA = "cinema"  # 电影
+PRESET_FILM = "film"  # 胶片
+PRESET_BW = "black_white"  # 黑白
+PRESET_WARM = "warm"  # 暖色
+PRESET_COOL = "cool"  # 冷色
+
+VALID_PRESETS = {
+    PRESET_FRESH,
+    PRESET_JAPANESE,
+    PRESET_VINTAGE,
+    PRESET_CINEMA,
+    PRESET_FILM,
+    PRESET_BW,
+    PRESET_WARM,
+    PRESET_COOL,
+}
+
+# 预设名称 → 中文显示名
+PRESET_DISPLAY_NAMES = {
+    PRESET_FRESH: "清新",
+    PRESET_JAPANESE: "日系",
+    PRESET_VINTAGE: "复古",
+    PRESET_CINEMA: "电影",
+    PRESET_FILM: "胶片",
+    PRESET_BW: "黑白",
+    PRESET_WARM: "暖色",
+    PRESET_COOL: "冷色",
+}
+
+# 预设参数配置
+# 每个预设包含：brightness, contrast, saturation, temperature, hue
+# 取值范围：brightness/contrast/temperature -100~100, saturation 0~200, hue -180~180
+PRESET_PARAMS: dict[str, dict[str, float]] = {
+    PRESET_FRESH: {
+        # 清新：提亮、高饱和、偏冷、微微调
+        "brightness": 8,
+        "contrast": 10,
+        "saturation": 120,
+        "temperature": -8,
+        "hue": 5,
+    },
+    PRESET_JAPANESE: {
+        # 日系：低对比、低饱和、偏暖、偏黄绿
+        "brightness": 12,
+        "contrast": -15,
+        "saturation": 70,
+        "temperature": 10,
+        "hue": -5,
+    },
+    PRESET_VINTAGE: {
+        # 复古：低饱和、偏黄、对比度适中、偏暖
+        "brightness": -5,
+        "contrast": 5,
+        "saturation": 60,
+        "temperature": 25,
+        "hue": -8,
+    },
+    PRESET_CINEMA: {
+        # 电影：高对比、低饱和、偏冷蓝、暗角感
+        "brightness": -8,
+        "contrast": 20,
+        "saturation": 75,
+        "temperature": -15,
+        "hue": -3,
+    },
+    PRESET_FILM: {
+        # 胶片：中对比、饱和适中、偏暖、颗粒感（这里只用调色模拟）
+        "brightness": -3,
+        "contrast": 12,
+        "saturation": 95,
+        "temperature": 15,
+        "hue": -2,
+    },
+    PRESET_BW: {
+        # 黑白：饱和度为0，对比度略高
+        "brightness": 0,
+        "contrast": 15,
+        "saturation": 0,
+        "temperature": 0,
+        "hue": 0,
+    },
+    PRESET_WARM: {
+        # 暖色：高色温、偏红黄
+        "brightness": 5,
+        "contrast": 8,
+        "saturation": 110,
+        "temperature": 30,
+        "hue": -5,
+    },
+    PRESET_COOL: {
+        # 冷色：低色温、偏蓝青
+        "brightness": 3,
+        "contrast": 8,
+        "saturation": 105,
+        "temperature": -25,
+        "hue": 8,
+    },
+}
+
+
+# ── 参数范围 ──────────────────────────────────────────────────────────────────
+
+PARAM_RANGES = {
+    "brightness": (-100.0, 100.0),
+    "contrast": (-100.0, 100.0),
+    "saturation": (0.0, 200.0),
+    "temperature": (-100.0, 100.0),
+    "hue": (-180.0, 180.0),
+}
+
+# 默认值（零调整）
+DEFAULT_PARAMS = {
+    "brightness": 0.0,
+    "contrast": 0.0,
+    "saturation": 100.0,
+    "temperature": 0.0,
+    "hue": 0.0,
+}
+
+
+# ── 数据模型 ──────────────────────────────────────────────────────────────────
+
+
+@dataclass
+class ColorGradeConfig:
+    """色彩调色配置.
+
+    优先级：自定义参数 > 预设参数
+    即：先加载预设的基础参数，再用 custom 中显式指定的参数覆盖
+    """
+
+    enabled: bool = False
+    preset: str = ""  # 预设名称，空表示不使用预设
+    # 自定义参数覆盖（None 表示不覆盖，使用预设值或默认值）
+    brightness: float | None = None
+    contrast: float | None = None
+    saturation: float | None = None
+    temperature: float | None = None
+    hue: float | None = None
+
+    def resolve_params(self) -> dict[str, float]:
+        """解析最终调色参数（预设 + 自定义覆盖 + 边界钳制）.
+
+        Returns:
+            包含 brightness, contrast, saturation, temperature, hue 的参数字典
+        """
+        # 1. 从默认值开始
+        params = dict(DEFAULT_PARAMS)
+
+        # 2. 应用预设
+        if self.preset and self.preset in PRESET_PARAMS:
+            params.update(PRESET_PARAMS[self.preset])
+
+        # 3. 应用自定义覆盖
+        if self.brightness is not None:
+            params["brightness"] = self.brightness
+        if self.contrast is not None:
+            params["contrast"] = self.contrast
+        if self.saturation is not None:
+            params["saturation"] = self.saturation
+        if self.temperature is not None:
+            params["temperature"] = self.temperature
+        if self.hue is not None:
+            params["hue"] = self.hue
+
+        # 4. 边界钳制
+        for key, (min_val, max_val) in PARAM_RANGES.items():
+            params[key] = max(min_val, min(max_val, params[key]))
+
+        return params
+
+    def has_effect(self) -> bool:
+        """判断是否有实际调色效果（所有参数都是默认值则无效果）.
+
+        用于优化：无效果时跳过滤镜，不浪费性能。
+        """
+        params = self.resolve_params()
+        for key, default in DEFAULT_PARAMS.items():
+            if abs(params[key] - default) > 0.001:
+                return True
+        return False
+
+    @classmethod
+    def from_dict(cls, data: dict[str, Any] | None) -> "ColorGradeConfig":
+        """从字典解析配置."""
+        if not data or not data.get("enabled", False):
+            return cls(enabled=False)
+
+        preset = data.get("preset", "")
+        if preset and preset not in VALID_PRESETS:
+            logger.warning("未知的调色预设: %s，忽略预设", preset)
+            preset = ""
+
+        def _get_float(key: str) -> float | None:
+            val = data.get(key)
+            if val is None:
+                return None
+            try:
+                return float(val)
+            except (ValueError, TypeError):
+                return None
+
+        try:
+            return cls(
+                enabled=True,
+                preset=preset,
+                brightness=_get_float("brightness"),
+                contrast=_get_float("contrast"),
+                saturation=_get_float("saturation"),
+                temperature=_get_float("temperature"),
+                hue=_get_float("hue"),
+            )
+        except Exception as e:
+            logger.warning("调色配置解析失败: %s，使用默认配置", e)
+            return cls(enabled=False)
+
+
+# ── 调色引擎 ──────────────────────────────────────────────────────────────────
+
+
+class ColorGradeEngine:
+    """滤镜调色引擎 — 生成 FFmpeg 调色滤镜链.
+
+    滤镜组合策略：
+    1. eq 滤镜：调整亮度(brightness)、对比度(contrast)、饱和度(saturation)
+    2. colorbalance 滤镜：调整色温（通过调整红/青、黄/蓝平衡）
+    3. hue 滤镜：调整色调
+
+    所有参数转换公式：
+    - brightness: 用户值 -100~100 → FFmpeg eq brightness -1.0~1.0
+    - contrast: 用户值 -100~100 → FFmpeg eq contrast -1000~1000（非线性映射）
+    - saturation: 用户值 0~200 → FFmpeg eq saturation 0.0~2.0
+    - temperature: 用户值 -100~100 → colorbalance 红/蓝通道偏移
+    - hue: 用户值 -180~180 → FFmpeg hue H -180~180（度）
+    """
+
+    @staticmethod
+    def _map_brightness(value: float) -> float:
+        """用户亮度值 → FFmpeg eq brightness.
+
+        用户范围 -100~100 → FFmpeg范围 -1.0~1.0
+        """
+        return value / 100.0
+
+    @staticmethod
+    def _map_contrast(value: float) -> float:
+        """用户对比度值 → FFmpeg eq contrast.
+
+        用户范围 -100~100 → FFmpeg范围 -2.0~2.0
+        注：FFmpeg eq 的 contrast 公式为 linear gain，1.0 为原始
+        -2 ~ 2 的范围对应 ~-1000 ~ 1000 的老式定义的约 -66% ~ +100%
+        """
+        if value >= 0:
+            # 正向：0~100 → 1.0~2.0
+            return 1.0 + value / 100.0
+        else:
+            # 负向：-100~0 → 0.0~1.0
+            return 1.0 + value / 100.0  # value为负数，相当于 1.0 - |value|/100
+
+    @staticmethod
+    def _map_saturation(value: float) -> float:
+        """用户饱和度 → FFmpeg eq saturation.
+
+        用户范围 0~200 → FFmpeg范围 0.0~2.0
+        """
+        return value / 100.0
+
+    @staticmethod
+    def _map_temperature(value: float) -> tuple[float, float, float]:
+        """用户色温值 → colorbalance 三个通道参数.
+
+        返回：(red, green, blue) — 每个通道 -1.0~1.0 的偏移
+
+        色温为正（暖）：增加红、减蓝
+        色温为负（冷）：减红、加蓝
+        """
+        # -100~100 → -0.5~0.5
+        normalized = value / 200.0
+
+        if normalized >= 0:
+            # 暖色调：红+，绿微+，蓝-
+            red = normalized * 0.8
+            green = normalized * 0.3
+            blue = -normalized * 0.8
+        else:
+            # 冷色调：红-，绿微+，蓝+
+            red = normalized * 0.8  # 负数
+            green = -normalized * 0.2  # 正数（冷色也加点绿让它偏青）
+            blue = -normalized * 0.8  # 正数
+
+        return (red, green, blue)
+
+    @staticmethod
+    def _map_hue(value: float) -> float:
+        """用户色调值 → FFmpeg hue滤镜角度.
+
+        用户范围 -180~180 → FFmpeg H -180~180
+        """
+        return value
+
+    @classmethod
+    def build_filter(cls, config: ColorGradeConfig, input_label: str = "", output_label: str = "") -> str:
+        """构建调色滤镜字符串.
+
+        Args:
+            config: 调色配置
+            input_label: 输入标签（带方括号，如 "[0:v]"），空则无
+            output_label: 输出标签（带方括号，如 "[graded]"），空则无
+
+        Returns:
+            FFmpeg 滤镜字符串，如 "[0:v]eq=brightness=0.1:contrast=1.2,hue=H=10[graded]"
+        """
+        if not config.enabled or not config.has_effect():
+            # 无效果时直通
+            if input_label and output_label:
+                return f"{input_label}copy{output_label}"
+            return ""
+
+        params = config.resolve_params()
+        filters: list[str] = []
+
+        # 1. eq 滤镜：亮度 + 对比度 + 饱和度
+        eq_parts: list[str] = []
+        brightness = cls._map_brightness(params["brightness"])
+        contrast = cls._map_contrast(params["contrast"])
+        saturation = cls._map_saturation(params["saturation"])
+
+        if abs(brightness) > 0.001:
+            eq_parts.append(f"brightness={brightness:.3f}")
+        if abs(contrast - 1.0) > 0.001:
+            eq_parts.append(f"contrast={contrast:.3f}")
+        if abs(saturation - 1.0) > 0.001:
+            eq_parts.append(f"saturation={saturation:.3f}")
+
+        if eq_parts:
+            filters.append(f"eq={':'.join(eq_parts)}")
+
+        # 2. colorbalance 滤镜：色温
+        if abs(params["temperature"]) > 0.001:
+            red, green, blue = cls._map_temperature(params["temperature"])
+            cb_parts = []
+            # 调整阴影/中间调/高光的平衡（简化：全部统一调整）
+            if abs(red) > 0.001:
+                cb_parts.append(f"rs={red:.3f}")
+                cb_parts.append(f"rm={red:.3f}")
+                cb_parts.append(f"rh={red:.3f}")
+            if abs(green) > 0.001:
+                cb_parts.append(f"gs={green:.3f}")
+                cb_parts.append(f"gm={green:.3f}")
+                cb_parts.append(f"gh={green:.3f}")
+            if abs(blue) > 0.001:
+                cb_parts.append(f"bs={blue:.3f}")
+                cb_parts.append(f"bm={blue:.3f}")
+                cb_parts.append(f"bh={blue:.3f}")
+            if cb_parts:
+                filters.append(f"colorbalance={':'.join(cb_parts)}")
+
+        # 3. hue 滤镜：色调
+        if abs(params["hue"]) > 0.001:
+            hue_val = cls._map_hue(params["hue"])
+            filters.append(f"hue=h={hue_val:.1f}")
+
+        if not filters:
+            # 理论上不会到这里（has_effect 已判断），保险起见
+            if input_label and output_label:
+                return f"{input_label}copy{output_label}"
+            return ""
+
+        filter_str = ",".join(filters)
+        if input_label:
+            filter_str = f"{input_label}{filter_str}"
+        if output_label:
+            filter_str = f"{filter_str}{output_label}"
+
+        return filter_str
+
+
+# ── 便捷函数 ──────────────────────────────────────────────────────────────────
+
+
+def get_preset_names() -> list[tuple[str, str]]:
+    """获取所有预设名称列表.
+
+    Returns:
+        [(preset_key, display_name), ...]
+    """
+    return [(key, PRESET_DISPLAY_NAMES.get(key, key)) for key in PRESET_PARAMS.keys()]
+
+
+def get_preset_params(preset: str) -> dict[str, float] | None:
+    """获取指定预设的参数."""
+    return PRESET_PARAMS.get(preset)
@@ -1,10 +1,8 @@
 """Video deduplication module - compute fingerprints and detect duplicates."""

 import hashlib
-import json
 import logging
 import os
-import subprocess
 import tempfile
 from dataclasses import dataclass
 from typing import Optional
@@ -93,12 +91,16 @@ class VideoFingerprint:
    resolution: tuple[int, int]

    def to_dict(self) -> dict:
+        # 注意：color_histograms 里的值可能是 np.float32（来自 cv2.normalize），
+        # 直接存进 dict 后 SQLAlchemy JSON 序列化会报 "float32 is not JSON serializable"。
+        # 这里统一转成 Python 原生 float。
+        native_histograms = [[float(v) for v in hist] for hist in self.color_histograms]
        return {
            "md5": self.md5,
            "keyframe_phashes": self.keyframe_phashes,
-            "color_histograms": self.color_histograms,
-            "duration": self.duration,
-            "resolution": list(self.resolution),
+            "color_histograms": native_histograms,
+            "duration": float(self.duration),
+            "resolution": [int(self.resolution[0]), int(self.resolution[1])],
        }


@@ -323,7 +325,6 @@ def check_duplicate_task(self: Task, generated_video_id: str) -> dict:
            raise ValueError(f"Generated video {generated_video_id} not found")

        local_path = os.path.join(temp_dir, f"{generated_video_id}.mp4")
-        storage_key = video.file_url.split("/")[-1]
        storage_service.download_file(
            f"projects/{video.project_id}/generated/{generated_video_id}/{generated_video_id}.mp4", local_path
        )
@@ -75,6 +75,19 @@ def create_video_record_and_dedup(
        video_repo = SQLAlchemyGeneratedVideoRepository(session)
        video_repo.create(generated_video)

+        # 生成封面缩略图
+        thumbnail_storage_key = f"generated/projects/{project_id}/thumbnails/{video_id}.jpg"
+        try:
+            from video_processing.thumbnail_generator import generate_and_upload_thumbnail
+
+            thumbnail_url = generate_and_upload_thumbnail(video_path, thumbnail_storage_key)
+            if thumbnail_url:
+                generated_video.thumbnail_url = thumbnail_url
+                video_repo.update_thumbnail(video_id, thumbnail_url)
+                logger.info("Thumbnail generated for video %s: %s", video_id, thumbnail_url)
+        except Exception as thumb_err:
+            logger.warning("Thumbnail generation failed for %s: %s", video_id, thumb_err)
+
        # 计算视频指纹
        deduplicator = VideoDeduplicator()
        try:
@@ -1,657 +0,0 @@
-"""
-视频剪辑模式处理器
-支持四种剪辑模式：一镜到底、画中画、口播、口播+画中画
-"""
-
-import logging
-import os
-import sys
-import tempfile
-from dataclasses import dataclass
-
-if sys.version_info >= (3, 11):
-    from enum import StrEnum
-else:
-    from enum import Enum
-
-    class StrEnum(str, Enum):
-        pass
-
-
-from pathlib import Path
-from typing import Optional
-
-from video_processing.ffmpeg_utils import FFMPEG_BIN, probe_video_info, run_ffmpeg
-
-logger = logging.getLogger(__name__)
-
-
-# 从 domain 层导入 EditingMode，避免重复定义
-from packages.domain.editing_mode import EditingMode
-
-
-class PIPPosition(StrEnum):
-    """画中画位置枚举"""
-
-    TOP_LEFT = "top_left"
-    TOP_RIGHT = "top_right"
-    BOTTOM_LEFT = "bottom_left"
-    BOTTOM_RIGHT = "bottom_right"
-
-
-@dataclass
-class EditingModeConfig:
-    """剪辑模式配置"""
-
-    mode: EditingMode
-    output_width: int = 1280
-    output_height: int = 720
-    output_fps: int = 25
-    pip_position: PIPPosition = PIPPosition.TOP_RIGHT
-    pip_scale: float = 0.25  # 画中画占主画面的比例
-    transition_duration: float = 0.5  # 转场时长（秒）
-    output_codec: str = "libx264"
-    output_preset: str = "medium"
-    output_crf: int = 23
-
-
-class EditingModeProcessor:
-    """剪辑模式处理器"""
-
-    def __init__(self, config: EditingModeConfig, work_dir: Optional[str] = None):
-        """
-        初始化剪辑模式处理器
-
-        Args:
-            config: 剪辑模式配置
-            work_dir: 工作目录，默认使用系统临时目录
-        """
-        self.config = config
-        self.work_dir = work_dir or tempfile.gettempdir()
-
-    def process(
-        self,
-        video_paths: list[str],
-        audio_path: Optional[str] = None,
-        output_path: Optional[str] = None,
-    ) -> str:
-        """
-        根据模式处理视频，返回输出文件路径
-
-        Args:
-            video_paths: 视频素材路径列表
-            audio_path: 音频路径（用于口播模式）
-            output_path: 输出文件路径，默认自动生成
-
-        Returns:
-            输出文件路径
-        """
-        if not video_paths:
-            raise ValueError("video_paths cannot be empty")
-
-        self._validate_inputs(video_paths, audio_path)
-
-        if output_path is None:
-            output_path = self._generate_output_path()
-
-        logger.info(f"Processing videos with mode: {self.config.mode}, count: {len(video_paths)}")
-
-        try:
-            if self.config.mode == EditingMode.ONE_TAKE:
-                return self._one_take(video_paths, output_path)
-            elif self.config.mode == EditingMode.PIP:
-                return self._pip(video_paths, output_path)
-            elif self.config.mode == EditingMode.VOICE_OVER:
-                return self._voice_over(video_paths, audio_path, output_path)
-            elif self.config.mode == EditingMode.VOICE_PIP:
-                return self._voice_pip(video_paths, audio_path, output_path)
-            else:
-                raise ValueError(f"Unsupported editing mode: {self.config.mode}")
-        except Exception as e:
-            logger.error(f"Error processing videos: {e}")
-            raise
-
-    def _validate_inputs(self, video_paths: list[str], audio_path: Optional[str]) -> None:
-        """验证输入文件"""
-        for path in video_paths:
-            if not os.path.exists(path):
-                raise FileNotFoundError(f"Video file not found: {path}")
-            if not os.path.getsize(path) > 0:
-                raise ValueError(f"Video file is empty: {path}")
-
-        if audio_path and not os.path.exists(audio_path):
-            raise FileNotFoundError(f"Audio file not found: {audio_path}")
-
-    def _generate_output_path(self) -> str:
-        """生成输出文件路径"""
-        os.makedirs(self.work_dir, exist_ok=True)
-        return os.path.join(self.work_dir, f"output_{self.config.mode}_{os.getpid()}.mp4")
-
-    def _run_ffmpeg(self, command: list[str], capture_output: bool = True) -> tuple:
-        """执行 FFmpeg 命令 — 委托给共享 ffmpeg_utils.run_ffmpeg"""
-        try:
-            return run_ffmpeg(command, capture_output=capture_output)
-        except RuntimeError as e:
-            logger.error(f"FFmpeg error: {e}")
-            raise
-
-    def _get_video_info(self, video_path: str) -> dict:
-        """获取视频信息 — 委托给共享 ffmpeg_utils.probe_video_info，补充 codec/size 字段"""
-        try:
-            info = probe_video_info(video_path)
-            info["codec"] = "unknown"
-            info["size"] = os.path.getsize(video_path) if os.path.exists(video_path) else 0
-            return info
-        except Exception as e:
-            logger.warning(f"Failed to get video info for {video_path}: {e}")
-            return {"width": 0, "height": 0, "fps": 25, "duration": 0, "codec": "unknown", "size": 0}
-
-    def _get_pip_position_offset(
-        self, main_width: int, main_height: int, pip_width: int, pip_height: int
-    ) -> tuple[int, int]:
-        """获取画中画位置偏移量"""
-        margin = 10
-        position_offsets = {
-            PIPPosition.TOP_LEFT: (margin, margin),
-            PIPPosition.TOP_RIGHT: (main_width - pip_width - margin, margin),
-            PIPPosition.BOTTOM_LEFT: (margin, main_height - pip_height - margin),
-            PIPPosition.BOTTOM_RIGHT: (main_width - pip_width - margin, main_height - pip_height - margin),
-        }
-        return position_offsets.get(self.config.pip_position, position_offsets[PIPPosition.TOP_RIGHT])
-
-    def _normalize_video(self, input_path: str, output_path: str) -> dict:
-        """标准化视频格式：先统一帧率，再缩放/填充"""
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            input_path,
-            "-r",
-            str(self.config.output_fps),  # 先统一帧率
-            "-vf",
-            f"scale={self.config.output_width}:{self.config.output_height}:force_original_aspect_ratio=decrease,pad={self.config.output_width}:{self.config.output_height}:(ow-iw)/2:(oh-ih)/2,setsar=1",
-            "-r",
-            str(self.config.output_fps),
-            "-c:v",
-            self.config.output_codec,
-            "-preset",
-            self.config.output_preset,
-            "-crf",
-            str(self.config.output_crf),
-            "-pix_fmt",
-            "yuv420p",
-            "-movflags",
-            "+faststart",
-            "-an",
-            output_path,
-        ]
-        run_ffmpeg(command)
-        return self._get_video_info(output_path)
-
-    def _one_take(self, video_paths: list[str], output_path: str) -> str:
-        """一镜到底模式：顺序拼接视频，添加淡入淡出转场"""
-        if len(video_paths) == 1:
-            return self._normalize_video(video_paths[0], output_path)
-
-        normalized_paths = []
-        for i, path in enumerate(video_paths):
-            normalized = os.path.join(self.work_dir, f"normalized_{i}_{os.getpid()}.mp4")
-            self._normalize_video(path, normalized)
-            normalized_paths.append(normalized)
-
-        durations = [self._get_video_info(p)["duration"] for p in normalized_paths]
-
-        if len(normalized_paths) <= 5:
-            output_path = self._one_take_with_xfade(normalized_paths, durations, output_path)
-        else:
-            output_path = self._one_take_simple_concat(normalized_paths, output_path)
-
-        for p in normalized_paths:
-            try:
-                if p != output_path:
-                    os.remove(p)
-            except Exception as e:
-                logger.warning(f"Operation failed in apps/worker/video_processing/editing_modes.py: {e}", exc_info=True)
-
-        return output_path
-
-    def _one_take_with_xfade(self, normalized_paths: list[str], durations: list[float], output_path: str) -> str:
-        """使用 xfade 滤镜实现转场"""
-        if len(normalized_paths) == 2:
-            transition = self.config.transition_duration
-            offset1 = durations[0] - transition / 2
-
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                normalized_paths[0],
-                "-i",
-                normalized_paths[1],
-                "-filter_complex",
-                f"[0:v][1:v]xfade=transition=fade:duration={transition}:offset={offset1}[v]",
-                "-map",
-                "[v]",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                output_path,
-            ]
-            run_ffmpeg(command)
-            return output_path
-        else:
-            return self._one_take_simple_concat(normalized_paths, output_path)
-
-    def _one_take_simple_concat(self, normalized_paths: list[str], output_path: str) -> str:
-        """使用 concat demuxer 简单拼接"""
-        concat_file = os.path.join(self.work_dir, f"concat_list_{os.getpid()}.txt")
-        with open(concat_file, "w") as f:
-            for path in normalized_paths:
-                f.write(f"file '{os.path.abspath(path)}'\n")
-
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-f",
-            "concat",
-            "-safe",
-            "0",
-            "-i",
-            concat_file,
-            "-c",
-            "copy",
-            output_path,
-        ]
-        run_ffmpeg(command)
-
-        try:
-            os.remove(concat_file)
-        except Exception as e:
-            logger.warning(f"Operation failed in apps/worker/video_processing/editing_modes.py: {e}", exc_info=True)
-
-        return output_path
-
-    def _pip(self, video_paths: list[str], output_path: str) -> str:
-        """画中画模式：主视频全屏，后续视频叠加在角落"""
-        if not video_paths:
-            raise ValueError("No video paths provided")
-
-        main_video = video_paths[0]
-        main_normalized = os.path.join(self.work_dir, f"main_{os.getpid()}.mp4")
-        main_info = self._normalize_video(main_video, main_normalized)
-
-        if len(video_paths) == 1:
-            os.rename(main_normalized, output_path)
-            return output_path
-
-        pip_width = int(self.config.output_width * self.config.pip_scale)
-        pip_height = int(self.config.output_height * self.config.pip_scale)
-        x_offset, y_offset = self._get_pip_position_offset(
-            self.config.output_width, self.config.output_height, pip_width, pip_height
-        )
-
-        pip_normalized = os.path.join(self.work_dir, f"pip_{os.getpid()}.mp4")
-        pip_info = self._get_video_info(video_paths[1])
-
-        if pip_info["duration"] > main_info["duration"]:
-            temp_pip = os.path.join(self.work_dir, f"pip_temp_{os.getpid()}.mp4")
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                video_paths[1],
-                "-t",
-                str(main_info["duration"]),
-                "-vf",
-                f"scale={pip_width}:{pip_height}",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                temp_pip,
-            ]
-            run_ffmpeg(command)
-            pip_normalized_input = temp_pip
-        else:
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                video_paths[1],
-                "-vf",
-                f"scale={pip_width}:{pip_height}",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                pip_normalized,
-            ]
-            run_ffmpeg(command)
-            pip_normalized_input = pip_normalized
-
-        if main_info["duration"] > pip_info["duration"]:
-            looped_pip = os.path.join(self.work_dir, f"pip_looped_{os.getpid()}.mp4")
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-stream_loop",
-                "-1",
-                "-i",
-                pip_normalized_input,
-                "-t",
-                str(main_info["duration"]),
-                "-vf",
-                f"scale={pip_width}:{pip_height}",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                looped_pip,
-            ]
-            run_ffmpeg(command)
-            pip_normalized_input = looped_pip
-
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            main_normalized,
-            "-i",
-            pip_normalized_input,
-            "-filter_complex",
-            f"[0:v][1:v]overlay={x_offset}:{y_offset}[v]",
-            "-map",
-            "[v]",
-            "-c:v",
-            self.config.output_codec,
-            "-preset",
-            self.config.output_preset,
-            "-crf",
-            str(self.config.output_crf),
-            "-pix_fmt",
-            "yuv420p",
-            output_path,
-        ]
-        run_ffmpeg(command)
-
-        for temp_file in [main_normalized, pip_normalized]:
-            if temp_file and temp_file != output_path:
-                try:
-                    os.remove(temp_file)
-                except Exception as e:
-                    logger.warning(
-                        f"Operation failed in apps/worker/video_processing/editing_modes.py: {e}", exc_info=True
-                    )
-
-        return output_path
-
-    def _voice_over(self, video_paths: list[str], audio_path: Optional[str], output_path: str) -> str:
-        """口播模式：背景画面 + 配音"""
-        if not audio_path:
-            raise ValueError("audio_path is required for VOICE_OVER mode")
-
-        if not video_paths:
-            raise ValueError("No background video provided")
-
-        audio_info = self._get_video_info(audio_path)
-        audio_duration = audio_info["duration"]
-
-        bg_normalized = os.path.join(self.work_dir, f"bg_{os.getpid()}.mp4")
-        bg_info = self._normalize_video(video_paths[0], bg_normalized)
-
-        if bg_info["duration"] < audio_duration:
-            looped_bg = os.path.join(self.work_dir, f"bg_looped_{os.getpid()}.mp4")
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-stream_loop",
-                "-1",
-                "-i",
-                bg_normalized,
-                "-t",
-                str(audio_duration),
-                "-vf",
-                f"scale={self.config.output_width}:{self.config.output_height}",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                looped_bg,
-            ]
-            run_ffmpeg(command)
-            bg_normalized = looped_bg
-        elif bg_info["duration"] > audio_duration:
-            temp_bg = os.path.join(self.work_dir, f"bg_trimmed_{os.getpid()}.mp4")
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                bg_normalized,
-                "-t",
-                str(audio_duration),
-                "-c:v",
-                "copy",
-                temp_bg,
-            ]
-            run_ffmpeg(command)
-            bg_normalized = temp_bg
-
-        blurred_bg = os.path.join(self.work_dir, f"bg_blurred_{os.getpid()}.mp4")
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            bg_normalized,
-            "-vf",
-            f"boxblur=5:5,scale={self.config.output_width}:{self.config.output_height}",
-            "-c:v",
-            self.config.output_codec,
-            "-preset",
-            self.config.output_preset,
-            "-crf",
-            str(self.config.output_crf),
-            "-pix_fmt",
-            "yuv420p",
-            blurred_bg,
-        ]
-        run_ffmpeg(command)
-
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            blurred_bg,
-            "-i",
-            audio_path,
-            "-filter_complex",
-            "[0:v]drawbox=x=0:y=0:w=iw:h=ih:color=black@0.3:t=fill[v]",
-            "-map",
-            "[v]",
-            "-map",
-            "1:a",
-            "-c:v",
-            self.config.output_codec,
-            "-preset",
-            self.config.output_preset,
-            "-crf",
-            str(self.config.output_crf),
-            "-pix_fmt",
-            "yuv420p",
-            "-shortest",
-            output_path,
-        ]
-        run_ffmpeg(command)
-
-        for temp_file in [bg_normalized, blurred_bg]:
-            try:
-                if temp_file != output_path:
-                    os.remove(temp_file)
-            except Exception as e:
-                logger.warning(f"Operation failed in apps/worker/video_processing/editing_modes.py: {e}", exc_info=True)
-
-        return output_path
-
-    def _voice_pip(self, video_paths: list[str], audio_path: Optional[str], output_path: str) -> str:
-        """口播+画中画模式：口播视频在角落，其他视频作为背景"""
-        if not video_paths:
-            raise ValueError("No video paths provided")
-
-        if len(video_paths) == 1:
-            return self._normalize_video(video_paths[0], output_path)
-
-        voice_video = video_paths[0]
-        bg_video = video_paths[1] if len(video_paths) > 1 else video_paths[0]
-
-        voice_normalized = os.path.join(self.work_dir, f"voice_{os.getpid()}.mp4")
-        voice_info = self._normalize_video(voice_video, voice_normalized)
-
-        bg_normalized = os.path.join(self.work_dir, f"bg_{os.getpid()}.mp4")
-        bg_info = self._normalize_video(bg_video, bg_normalized)
-
-        final_duration = min(voice_info["duration"], bg_info["duration"])
-
-        pip_width = int(self.config.output_width * self.config.pip_scale)
-        pip_height = int(self.config.output_height * self.config.pip_scale)
-        x_offset, y_offset = self._get_pip_position_offset(
-            self.config.output_width, self.config.output_height, pip_width, pip_height
-        )
-
-        voice_adjusted = os.path.join(self.work_dir, f"voice_adj_{os.getpid()}.mp4")
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            voice_normalized,
-            "-t",
-            str(final_duration),
-            "-vf",
-            f"scale={pip_width}:{pip_height}",
-            "-c:v",
-            self.config.output_codec,
-            "-preset",
-            self.config.output_preset,
-            "-crf",
-            str(self.config.output_crf),
-            "-pix_fmt",
-            "yuv420p",
-            voice_adjusted,
-        ]
-        run_ffmpeg(command)
-
-        bg_adjusted = os.path.join(self.work_dir, f"bg_adj_{os.getpid()}.mp4")
-        command = [
-            FFMPEG_BIN,
-            "-y",
-            "-i",
-            bg_normalized,
-            "-t",
-            str(final_duration),
-            "-c:v",
-            "copy",
-            bg_adjusted,
-        ]
-        run_ffmpeg(command)
-
-        if audio_path:
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                bg_adjusted,
-                "-i",
-                voice_adjusted,
-                "-i",
-                audio_path,
-                "-filter_complex",
-                f"[0:v][1:v]overlay={x_offset}:{y_offset}[v]",
-                "-map",
-                "[v]",
-                "-map",
-                "2:a",
-                "-shortest",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                output_path,
-            ]
-        else:
-            command = [
-                FFMPEG_BIN,
-                "-y",
-                "-i",
-                bg_adjusted,
-                "-i",
-                voice_adjusted,
-                "-filter_complex",
-                f"[0:v][1:v]overlay={x_offset}:{y_offset}[v]",
-                "-map",
-                "[v]",
-                "-map",
-                "1:a",
-                "-shortest",
-                "-c:v",
-                self.config.output_codec,
-                "-preset",
-                self.config.output_preset,
-                "-crf",
-                str(self.config.output_crf),
-                "-pix_fmt",
-                "yuv420p",
-                output_path,
-            ]
-        run_ffmpeg(command)
-
-        for temp_file in [voice_normalized, voice_adjusted, bg_normalized, bg_adjusted]:
-            try:
-                if temp_file != output_path:
-                    os.remove(temp_file)
-            except Exception as e:
-                logger.warning(f"Operation failed in apps/worker/video_processing/editing_modes.py: {e}", exc_info=True)
-
-        return output_path
-
-
-def create_processor(mode: str, work_dir: Optional[str] = None, **kwargs) -> EditingModeProcessor:
-    """便捷工厂函数：创建剪辑模式处理器"""
-    try:
-        editing_mode = EditingMode(mode)
-    except ValueError:
-        raise ValueError(f"Invalid editing mode: {mode}. Valid modes: {[m.value for m in EditingMode]}")
-
-    config = EditingModeConfig(
-        mode=editing_mode,
-        output_width=kwargs.get("output_width", 1280),
-        output_height=kwargs.get("output_height", 720),
-        output_fps=kwargs.get("output_fps", 25),
-        pip_position=PIPPosition(kwargs.get("pip_position", "top_right")),
-        pip_scale=kwargs.get("pip_scale", 0.25),
-        transition_duration=kwargs.get("transition_duration", 0.5),
-    )
-
-    return EditingModeProcessor(config=config, work_dir=work_dir)
@@ -1,8 +1,7 @@
-"""FFmpeg 工具函数 — 从 editing_modes.py / video_compose_service.py 提取的共享原语.
+"""FFmpeg 工具函数 — 共享原语.

 提供 FFmpeg / FFprobe 调用、视频信息探测、视频标准化、xfade 转场滤镜构建
-等底层能力，供 EditingModeProcessor、VideoComposeService、UnifiedRenderService
-共同复用。
+等底层能力，供 UnifiedRenderService、VideoComposeService 等复用。
 """

 from __future__ import annotations
@@ -26,19 +25,46 @@ DEFAULT_FPS = 25

 # xfade 转场映射：transition_effect 名称 → FFmpeg xfade transition 名称
 # 键同时支持 TransitionEffect 枚举值和字符串名称（向后兼容）
+# "cut" 为特殊值：硬切，不使用 xfade（由调用方特殊处理）
 XFADE_TRANSITION_MAP: dict[str, str] = {
+    # 基础
    "fade": "fade",
+    "dissolve": "dissolve",
+    "crossfade": "dissolve",
+    "crossdissolve": "dissolve",
+    # 滑入系列
    "slideleft": "slideleft",
    "slide_left": "slideleft",
    "slideright": "slideright",
    "slide_right": "slideright",
-    "dissolve": "dissolve",
-    "wipe": "wipeleft",
+    "slideup": "slideup",
+    "slide_up": "slideup",
+    "slidedown": "slidedown",
+    "slide_down": "slidedown",
+    "slide": "slideleft",  # 默认向左滑
+    # 缩放
+    "zoom": "zoomin",
+    "zoomin": "zoomin",
+    "zoomout": "zoomout",
+    # 擦除系列
+    "wipe": "wipeleft",  # 默认向左擦
    "wipeleft": "wipeleft",
+    "wiperight": "wiperight",
+    "wipeup": "wipeup",
+    "wipedown": "wipedown",
+    # 特殊效果
+    "circlecrop": "circlecrop",
+    "circle": "circlecrop",
+    "rectcrop": "rectcrop",
+    "rect": "rectcrop",
 }

 DEFAULT_TRANSITION_DURATION = 0.5

+# FFmpeg 执行默认超时（秒），防止 FFmpeg hang 住导致 worker 永久阻塞
+# 默认 30 分钟，足够处理大部分短视频渲染；超长视频可单独传参覆盖
+DEFAULT_FFMPEG_TIMEOUT = 1800
+

 # ── FFmpeg 执行 ───────────────────────────────────────────────────────────────

@@ -47,12 +73,14 @@ def run_ffmpeg(
    command: list[str],
    *,
    capture_output: bool = True,
+    timeout: int | None = DEFAULT_FFMPEG_TIMEOUT,
 ) -> tuple[str, str]:
    """执行 FFmpeg 命令。

    Args:
        command: 完整的 ffmpeg 命令列表（含 "ffmpeg" 本身）
        capture_output: 是否捕获 stdout/stderr
+        timeout: 超时时间（秒），默认 1800s（30分钟）；None 表示不设超时（不推荐）

    Returns:
        (stdout, stderr) 元组
@@ -60,6 +88,7 @@ def run_ffmpeg(
    Raises:
        subprocess.CalledProcessError: 命令执行失败时抛出，
            异常信息包含完整 stderr 以便排查。
+        subprocess.TimeoutExpired: 超时未完成时抛出，FFmpeg 进程会被 kill。
    """
    try:
        result = subprocess.run(  # nosec B603
@@ -68,8 +97,16 @@ def run_ffmpeg(
            stdout=subprocess.PIPE if capture_output else None,
            stderr=subprocess.PIPE if capture_output else None,
            text=True,
+            timeout=timeout,
        )
        return (result.stdout or "", result.stderr or "")
+    except subprocess.TimeoutExpired:
+        logger.error(
+            "FFmpeg 命令超时 (%ds): command=%s",
+            timeout or -1,
+            " ".join(str(c) for c in command[:20]),
+        )
+        raise
    except subprocess.CalledProcessError as e:
        # 把完整 stderr 打到日志，方便排查 exit code 183 等问题
        stderr_text = (e.stderr or "").strip()
@@ -82,6 +119,41 @@ def run_ffmpeg(
        raise


+def probe_has_audio(local_path: str | Path) -> bool:
+    """探测文件是否包含音频流。
+
+    Args:
+        local_path: 本地文件路径
+
+    Returns:
+        True 表示有音频流（或探测失败保守返回），False 表示确认无音频流
+    """
+    try:
+        result = subprocess.run(  # nosec B603
+            [
+                FFPROBE_BIN,
+                "-v",
+                "error",
+                "-select_streams",
+                "a:0",
+                "-show_entries",
+                "stream=codec_type",
+                "-of",
+                "default=noprint_wrappers=1:nokey=1",
+                str(local_path),
+            ],
+            check=True,
+            stdout=subprocess.PIPE,
+            stderr=subprocess.PIPE,
+            text=True,
+            timeout=10,
+        )
+        return result.stdout.strip() == "audio"
+    except Exception:
+        # 探测失败保守返回 True，让 FFmpeg 自己处理（避免误删音频）
+        return True
+
+
 def probe_duration(local_path: str | Path) -> float:
    """用 ffprobe 获取视频时长（秒）。

@@ -110,10 +182,14 @@ def probe_duration(local_path: str | Path) -> float:


 def probe_video_info(video_path: str) -> dict[str, Any]:
-    """获取视频信息（宽、高、时长、fps）。
+    """获取视频信息（宽、高、时长、fps、编码、像素格式）。

    Returns:
-        {"width": int, "height": int, "duration": float, "fps": float}
+        {
+            "width": int, "height": int, "duration": float, "fps": float,
+            "video_codec": str, "audio_codec": str, "pix_fmt": str,
+            "has_audio": bool,
+        }
        失败时返回默认值。
    """
    try:
@@ -122,10 +198,8 @@ def probe_video_info(video_path: str) -> dict[str, Any]:
                FFPROBE_BIN,
                "-v",
                "error",
-                "-select_streams",
-                "v:0",
                "-show_entries",
-                "stream=width,height,r_frame_rate,duration",
+                "stream=width,height,r_frame_rate,duration,codec_name,codec_type,pix_fmt",
                "-show_entries",
                "format=duration",
                "-of",
@@ -136,19 +210,25 @@ def probe_video_info(video_path: str) -> dict[str, Any]:
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE,
            text=True,
+            timeout=15,
        )

        import json

        info = json.loads(result.stdout)
-        stream = info.get("streams", [{}])[0]
+        streams = info.get("streams", [])
        fmt = info.get("format", {})

-        width = int(stream.get("width", DEFAULT_OUTPUT_WIDTH))
-        height = int(stream.get("height", DEFAULT_OUTPUT_HEIGHT))
+        video_stream = next((s for s in streams if s.get("codec_type") == "video"), {})
+        audio_stream = next((s for s in streams if s.get("codec_type") == "audio"), {})
+
+        width = int(video_stream.get("width", DEFAULT_OUTPUT_WIDTH))
+        height = int(video_stream.get("height", DEFAULT_OUTPUT_HEIGHT))
+        video_codec = video_stream.get("codec_name", "") or ""
+        pix_fmt = video_stream.get("pix_fmt", "") or ""

        # 解析帧率
-        fps_str = stream.get("r_frame_rate", "25/1")
+        fps_str = video_stream.get("r_frame_rate", "25/1")
        if "/" in fps_str:
            num, den = fps_str.split("/")
            fps = float(num) / float(den) if float(den) > 0 else DEFAULT_FPS
@@ -156,13 +236,20 @@ def probe_video_info(video_path: str) -> dict[str, Any]:
            fps = float(fps_str) if fps_str else DEFAULT_FPS

        # 时长
-        duration = float(fmt.get("duration", 0)) or float(stream.get("duration", 0))
+        duration = float(fmt.get("duration", 0)) or float(video_stream.get("duration", 0))
+
+        has_audio = bool(audio_stream)
+        audio_codec = audio_stream.get("codec_name", "") or ""

        return {
            "width": width,
            "height": height,
            "duration": duration,
            "fps": round(fps, 2),
+            "video_codec": video_codec,
+            "audio_codec": audio_codec,
+            "pix_fmt": pix_fmt,
+            "has_audio": has_audio,
        }
    except Exception as e:
        logger.warning("获取视频信息失败: %s, error: %s", video_path, e)
@@ -171,6 +258,10 @@ def probe_video_info(video_path: str) -> dict[str, Any]:
            "height": DEFAULT_OUTPUT_HEIGHT,
            "duration": 0.0,
            "fps": DEFAULT_FPS,
+            "video_codec": "",
+            "audio_codec": "",
+            "pix_fmt": "",
+            "has_audio": True,
        }


@@ -0,0 +1,421 @@
+"""片头片尾引擎 — 视频包装与品牌标识.
+
+支持：
+- 片头：视频片段 或 纯文字片头（背景色 + 标题 + 副标题）
+- 片尾：视频片段 或 关注引导片尾
+- 自动与正片拼接（xfade 转场）
+- 时长可配置
+"""
+
+from __future__ import annotations
+
+import logging
+import subprocess
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Any
+
+from video_processing.ffmpeg_utils import FFMPEG_BIN, run_ffmpeg
+
+logger = logging.getLogger(__name__)
+
+
+@dataclass
+class IntroOutroConfig:
+    """片头片尾配置.
+
+    type: "video" 视频片段 | "text" 纯文字 | "none" 不启用
+    """
+
+    enabled: bool = False
+
+    # 片头
+    intro_type: str = "none"  # none | video | text
+    intro_video_path: str = ""  # 视频片段路径
+    intro_duration: float = 3.0  # 片头时长（秒）
+
+    # 文字片头配置
+    intro_background: str = "#000000"  # 背景色
+    intro_title: str = ""
+    intro_subtitle: str = ""
+    intro_title_color: str = "white"
+    intro_title_size: int = 48
+    intro_subtitle_color: str = "gray"
+    intro_subtitle_size: int = 24
+
+    # 片尾
+    outro_type: str = "none"  # none | video | text | follow
+    outro_video_path: str = ""  # 视频片段路径
+    outro_duration: float = 3.0  # 片尾时长（秒）
+
+    # 文字片尾配置
+    outro_background: str = "#000000"
+    outro_title: str = "感谢观看"
+    outro_subtitle: str = "点赞关注不迷路"
+    outro_title_color: str = "white"
+    outro_title_size: int = 48
+    outro_subtitle_color: str = "gray"
+    outro_subtitle_size: int = 24
+
+    # 转场
+    transition_effect: str = "fade"
+    transition_duration: float = 0.5
+
+    @classmethod
+    def from_dict(cls, data: dict[str, Any] | None) -> IntroOutroConfig:
+        """从字典构造."""
+        if not data:
+            return cls()
+
+        enabled = data.get("enabled", False)
+        if not enabled:
+            return cls()
+
+        intro = data.get("intro", {}) or {}
+        outro = data.get("outro", {}) or {}
+
+        return cls(
+            enabled=True,
+            # 片头
+            intro_type=str(intro.get("type", "none")),
+            intro_video_path=str(intro.get("video_path", intro.get("video", "")) or ""),
+            intro_duration=float(intro.get("duration", 3.0)),
+            intro_background=str(intro.get("background", "#000000")),
+            intro_title=str(intro.get("title", "") or ""),
+            intro_subtitle=str(intro.get("subtitle", "") or ""),
+            intro_title_color=str(intro.get("title_color", "white")),
+            intro_title_size=int(intro.get("title_size", 48)),
+            intro_subtitle_color=str(intro.get("subtitle_color", "gray")),
+            intro_subtitle_size=int(intro.get("subtitle_size", 24)),
+            # 片尾
+            outro_type=str(outro.get("type", "none")),
+            outro_video_path=str(outro.get("video_path", outro.get("video", "")) or ""),
+            outro_duration=float(outro.get("duration", 3.0)),
+            outro_background=str(outro.get("background", "#000000")),
+            outro_title=str(outro.get("title", "感谢观看") or "感谢观看"),
+            outro_subtitle=str(outro.get("subtitle", "点赞关注不迷路") or "点赞关注不迷路"),
+            outro_title_color=str(outro.get("title_color", "white")),
+            outro_title_size=int(outro.get("title_size", 48)),
+            outro_subtitle_color=str(outro.get("subtitle_color", "gray")),
+            outro_subtitle_size=int(outro.get("subtitle_size", 24)),
+            # 转场
+            transition_effect=str(data.get("transition", "fade")),
+            transition_duration=float(data.get("transition_duration", 0.5)),
+        )
+
+    @property
+    def has_intro(self) -> bool:
+        """是否有片头."""
+        return self.enabled and self.intro_type in ("video", "text")
+
+    @property
+    def has_outro(self) -> bool:
+        """是否有片尾."""
+        return self.enabled and self.outro_type in ("video", "text", "follow")
+
+    def validate(self) -> tuple[bool, str]:
+        """校验配置."""
+        if not self.enabled:
+            return True, ""
+
+        if self.intro_type == "video" and not self.intro_video_path:
+            return False, "视频片头缺少 video_path"
+        if self.intro_type == "text" and not self.intro_title:
+            return False, "文字片头缺少 title"
+
+        if self.outro_type == "video" and not self.outro_video_path:
+            return False, "视频片尾缺少 video_path"
+        if self.outro_type in ("text", "follow") and not self.outro_title:
+            return False, "文字片尾缺少 title"
+
+        if self.intro_duration <= 0:
+            return False, "片头时长必须大于 0"
+        if self.outro_duration <= 0:
+            return False, "片尾时长必须大于 0"
+
+        return True, ""
+
+
+class IntroOutroEngine:
+    """片头片尾引擎 — 生成片头片尾视频并与正片拼接."""
+
+    @staticmethod
+    def generate_text_intro(
+        output_path: Path,
+        config: IntroOutroConfig,
+        output_width: int,
+        output_height: int,
+        output_fps: int,
+    ) -> bool:
+        """生成纯文字片头视频.
+
+        Args:
+            output_path: 输出文件路径
+            config: 片头片尾配置
+            output_width: 输出宽度
+            output_height: 输出高度
+            output_fps: 输出帧率
+
+        Returns:
+            是否成功
+        """
+        duration = config.intro_duration
+        bg = config.intro_background.lstrip("#")
+
+        # 转义文字
+        title = config.intro_title.replace(":", "\\:").replace("'", "\\'")
+        subtitle = config.intro_subtitle.replace(":", "\\:").replace("'", "\\'")
+
+        # 颜色（FFmpeg 颜色格式）
+        title_color = config.intro_title_color
+        subtitle_color = config.intro_subtitle_color
+
+        # 计算位置：标题在中心偏上，副标题在中心偏下
+        title_y = f"(h-text_h)/2 - {config.intro_title_size // 2}"
+        subtitle_y = f"(h-text_h)/2 + {config.intro_title_size}"
+
+        # 构建滤镜
+        filter_parts = []
+
+        # 背景
+        filter_parts.append(
+            f"color=c={config.intro_background}:s={output_width}x{output_height}:d={duration}[bg]"
+        )
+
+        # 标题
+        if title:
+            filter_parts.append(
+                f"[bg]drawtext="
+                f"text='{title}':"
+                f"fontsize={config.intro_title_size}:"
+                f"fontcolor={title_color}:"
+                f"x=(w-text_w)/2:"
+                f"y={title_y}:"
+                f"alpha='if(lt(t,0.5),t/0.5,1)'"  # 淡入
+                f"[with_title]"
+            )
+            bg_label = "with_title"
+        else:
+            bg_label = "bg"
+
+        # 副标题
+        if subtitle:
+            filter_parts.append(
+                f"[{bg_label}]drawtext="
+                f"text='{subtitle}':"
+                f"fontsize={config.intro_subtitle_size}:"
+                f"fontcolor={subtitle_color}:"
+                f"x=(w-text_w)/2:"
+                f"y={subtitle_y}:"
+                f"alpha='if(lt(t,0.8),0,if(lt(t,1.2),(t-0.8)/0.4,1))'"  # 延迟淡入
+                f"[out]"
+            )
+            final_label = "out"
+        else:
+            final_label = bg_label
+            # 如果没有副标题，需要补上 out 标签
+            if final_label != "out":
+                filter_parts.append(f"[{bg_label}]copy[out]")
+
+        filter_complex = ";".join(filter_parts)
+
+        command = [
+            FFMPEG_BIN,
+            "-y",
+            "-f",
+            "lavfi",
+            "-i",
+            f"color=c={config.intro_background}:s={output_width}x{output_height}:d={duration}:r={output_fps}",
+            "-filter_complex",
+            filter_complex,
+            "-map",
+            "[out]",
+            "-c:v",
+            "libx264",
+            "-pix_fmt",
+            "yuv420p",
+            "-r",
+            str(output_fps),
+            "-t",
+            str(duration),
+            "-an",  # 无音频
+            str(output_path),
+        ]
+
+        try:
+            run_ffmpeg(command)
+            return output_path.exists()
+        except subprocess.CalledProcessError as e:
+            logger.error("生成文字片头失败: %s", e)
+            return False
+
+    @staticmethod
+    def generate_text_outro(
+        output_path: Path,
+        config: IntroOutroConfig,
+        output_width: int,
+        output_height: int,
+        output_fps: int,
+    ) -> bool:
+        """生成纯文字片尾视频."""
+        duration = config.outro_duration
+
+        # 转义文字
+        title = config.outro_title.replace(":", "\\:").replace("'", "\\'")
+        subtitle = config.outro_subtitle.replace(":", "\\:").replace("'", "\\'")
+
+        title_color = config.outro_title_color
+        subtitle_color = config.outro_subtitle_color
+
+        # 位置
+        title_y = f"(h-text_h)/2 - {config.outro_title_size // 2}"
+        subtitle_y = f"(h-text_h)/2 + {config.outro_title_size}"
+
+        filter_parts = []
+
+        # 背景
+        bg_src = f"color=c={config.outro_background}:s={output_width}x{output_height}:d={duration}:r={output_fps}"
+        filter_parts.append(f"color=c={config.outro_background}:s={output_width}x{output_height}:d={duration}[bg]")
+
+        # 标题 + 淡出
+        if title:
+            filter_parts.append(
+                f"[bg]drawtext="
+                f"text='{title}':"
+                f"fontsize={config.outro_title_size}:"
+                f"fontcolor={title_color}:"
+                f"x=(w-text_w)/2:"
+                f"y={title_y}:"
+                f"alpha='if(gt(t,{duration - 0.5}),({duration}-t)/0.5,1)'"
+                f"[with_title]"
+            )
+            bg_label = "with_title"
+        else:
+            bg_label = "bg"
+
+        # 副标题
+        if subtitle:
+            filter_parts.append(
+                f"[{bg_label}]drawtext="
+                f"text='{subtitle}':"
+                f"fontsize={config.outro_subtitle_size}:"
+                f"fontcolor={subtitle_color}:"
+                f"x=(w-text_w)/2:"
+                f"y={subtitle_y}:"
+                f"alpha='if(gt(t,{duration - 0.5}),({duration}-t)/0.5,1)'"
+                f"[out]"
+            )
+            final_label = "out"
+        else:
+            final_label = bg_label
+            if final_label != "out":
+                filter_parts.append(f"[{bg_label}]copy[out]")
+
+        filter_complex = ";".join(filter_parts)
+
+        command = [
+            FFMPEG_BIN,
+            "-y",
+            "-f",
+            "lavfi",
+            "-i",
+            bg_src,
+            "-filter_complex",
+            filter_complex,
+            "-map",
+            "[out]",
+            "-c:v",
+            "libx264",
+            "-pix_fmt",
+            "yuv420p",
+            "-r",
+            str(output_fps),
+            "-t",
+            str(duration),
+            "-an",
+            str(output_path),
+        ]
+
+        try:
+            run_ffmpeg(command)
+            return output_path.exists()
+        except subprocess.CalledProcessError as e:
+            logger.error("生成文字片尾失败: %s", e)
+            return False
+
+    @staticmethod
+    def concat_with_intro_outro(
+        main_video: Path,
+        intro_video: Path | None,
+        outro_video: Path | None,
+        output_path: Path,
+        transition_duration: float = 0.5,
+        transition_effect: str = "fade",
+    ) -> bool:
+        """将片头 + 正片 + 片尾用 xfade 拼接.
+
+        只传了片头或片尾也可以，缺失的自动跳过。
+        """
+        # 收集所有片段
+        segments: list[tuple[Path, float]] = []  # (path, duration)
+
+        # 简单探测时长（用 ffprobe，这里简化处理：直接用 xfade 的 offset）
+        # 先添加到列表
+        has_intro = intro_video is not None and intro_video.exists()
+        has_outro = outro_video is not None and outro_video.exists()
+
+        if not has_intro and not has_outro:
+            # 没有片头片尾，直接复制
+            import shutil
+
+            shutil.copy2(main_video, output_path)
+            return True
+
+        # 构建输入和 xfade 链
+        # 简单方式：用 concat demuxer（快速但无转场）
+        # 高级方式：用 xfade 滤镜链（有转场但复杂）
+
+        # 用 concat demuxer 方式（性能好，过渡用硬切）
+        # 后续可以加 xfade 转场
+        concat_list = []
+        if has_intro:
+            concat_list.append(intro_video)
+        concat_list.append(main_video)
+        if has_outro:
+            concat_list.append(outro_video)
+
+        # 生成 concat 列表文件
+        list_file = output_path.parent / f"concat_list_{output_path.stem}.txt"
+        with open(list_file, "w") as f:
+            for seg in concat_list:
+                f.write(f"file '{seg}'\n")
+
+        command = [
+            FFMPEG_BIN,
+            "-y",
+            "-f",
+            "concat",
+            "-safe",
+            "0",
+            "-i",
+            str(list_file),
+            "-c:v",
+            "libx264",
+            "-c:a",
+            "aac",
+            "-pix_fmt",
+            "yuv420p",
+            "-movflags",
+            "+faststart",
+            str(output_path),
+        ]
+
+        try:
+            run_ffmpeg(command)
+            # 清理列表文件
+            list_file.unlink(missing_ok=True)
+            return output_path.exists()
+        except subprocess.CalledProcessError as e:
+            logger.error("片头片尾拼接失败: %s", e)
+            list_file.unlink(missing_ok=True)
+            return False
@@ -0,0 +1,229 @@
+"""音频降噪引擎 — 基于 FFmpeg afftdn 滤镜.
+
+支持对音频进行背景噪音消除、人声增强，适用于语音录制、采访等场景。
+
+使用方式：
+    config = NoiseReductionConfig(level="medium")
+    engine = NoiseReductionEngine(config)
+    filter_str = engine.build_filter(input_label, output_label)
+    # 结果: [0:a]afftdn=nf=-25[out]
+
+降级策略：
+    - 参数越界自动钳制
+    - FFmpeg 不支持 afftdn 时，调用方可捕获异常并跳过
+"""
+
+from __future__ import annotations
+
+import logging
+from dataclasses import dataclass
+from enum import Enum
+from typing import Optional
+
+logger = logging.getLogger(__name__)
+
+
+# ── 降噪等级 ──────────────────────────────────────────────────────────────────
+
+
+class NoiseReductionLevel(str, Enum):
+    """降噪等级预设。"""
+
+    LOW = "low"  # 轻度降噪，保留细节，适合轻微背景噪音
+    MEDIUM = "medium"  # 中度降噪，平衡效果和音质
+    HIGH = "high"  # 高度降噪，适合嘈杂环境，可能轻微影响音质
+    CUSTOM = "custom"  # 自定义参数
+
+
+# 各等级对应的降噪参数（afftdn 的 noise floor，单位 dB）
+# 值越大（越接近 0），降噪越强；值越小（越负），降噪越弱
+_LEVEL_PARAMS = {
+    NoiseReductionLevel.LOW: {
+        "nf": -35,  # 噪音阈值（dB），越负越保守
+        "tn": -10,  # 噪音频谱平滑度
+        "tr": 50,  # 时间分辨率（ms）
+    },
+    NoiseReductionLevel.MEDIUM: {
+        "nf": -25,
+        "tn": -10,
+        "tr": 50,
+    },
+    NoiseReductionLevel.HIGH: {
+        "nf": -15,
+        "tn": -5,
+        "tr": 30,
+    },
+}
+
+
+# ── 配置模型 ──────────────────────────────────────────────────────────────────
+
+
+@dataclass
+class NoiseReductionConfig:
+    """音频降噪配置。
+
+    Attributes:
+        enabled: 是否启用降噪
+        level: 降噪等级 low/medium/high/custom
+        noise_floor: 自定义噪音阈值（dB），仅 level=custom 时有效，范围 -60 ~ -5
+        voice_enhance: 是否启用人声增强
+        output_format: 输出格式描述（内部使用）
+    """
+
+    enabled: bool = False
+    level: NoiseReductionLevel = NoiseReductionLevel.MEDIUM
+    noise_floor: float = -25.0  # dB
+    voice_enhance: bool = False
+
+    @classmethod
+    def from_dict(cls, data: dict | None) -> "NoiseReductionConfig":
+        """从字典解析配置，参数越界自动钳制。"""
+        if not data or not data.get("enabled", False):
+            return cls(enabled=False)
+
+        level_str = str(data.get("level", "medium")).lower()
+        try:
+            level = NoiseReductionLevel(level_str)
+        except ValueError:
+            level = NoiseReductionLevel.MEDIUM
+
+        try:
+            noise_floor = float(data.get("noise_floor", -25.0))
+        except (TypeError, ValueError):
+            noise_floor = -25.0
+
+        voice_enhance = bool(data.get("voice_enhance", False))
+
+        # 钳制到合法范围
+        noise_floor = max(-60.0, min(-5.0, noise_floor))
+
+        return cls(
+            enabled=True,
+            level=level,
+            noise_floor=noise_floor,
+            voice_enhance=voice_enhance,
+        )
+
+    def has_effect(self) -> bool:
+        """判断是否有实际降噪效果。"""
+        return self.enabled
+
+    def get_effective_noise_floor(self) -> float:
+        """获取实际生效的噪音阈值（dB）。"""
+        if self.level == NoiseReductionLevel.CUSTOM:
+            return self.noise_floor
+        params = _LEVEL_PARAMS.get(self.level, _LEVEL_PARAMS[NoiseReductionLevel.MEDIUM])
+        return float(params["nf"])
+
+
+# ── 引擎实现 ──────────────────────────────────────────────────────────────────
+
+
+class NoiseReductionEngine:
+    """音频降噪引擎。
+
+    基于 FFmpeg afftdn（Audio FFt Denoiser）滤镜实现：
+    - 使用短时傅里叶变换分析音频频谱
+    - 识别并消除稳态背景噪音
+    - 保留人声等非稳态信号
+    """
+
+    def __init__(self, config: NoiseReductionConfig):
+        self.config = config
+
+    def build_filter(self, input_label: str, output_label: str) -> str:
+        """构建音频降噪滤镜字符串。
+
+        Args:
+            input_label: 输入标签，如 "[0:a]" 或 "[a0]"
+            output_label: 输出标签，如 "[nr0]"
+
+        Returns:
+            FFmpeg 滤镜字符串，如 "[a0]afftdn=nf=-25:tn=-10:tr=50[nr0]"
+
+        Raises:
+            ValueError: 配置无效时抛出（调用方应捕获并降级）
+        """
+        if not self.config.has_effect():
+            return f"{input_label}anull{output_label}"
+
+        # 获取参数
+        if self.config.level == NoiseReductionLevel.CUSTOM:
+            nf = self.config.noise_floor
+            tn = -10  # 默认频谱平滑度
+            tr = 50  # 默认时间分辨率
+        else:
+            params = _LEVEL_PARAMS.get(
+                self.config.level,
+                _LEVEL_PARAMS[NoiseReductionLevel.MEDIUM],
+            )
+            nf = float(params["nf"])
+            tn = float(params["tn"])
+            tr = float(params["tr"])
+
+        # 构建 afftdn 滤镜
+        # nf: noise floor (dB)
+        # tn: temporal noise floor smoothing (dB)
+        # tr: time resolution (ms)
+        filter_parts = [f"afftdn=nf={nf}:tn={tn}:tr={tr}"]
+
+        # 人声增强：通过 highpass + 轻微压缩实现
+        if self.config.voice_enhance:
+            # 1. 高通滤波，去除低频噪音
+            filter_parts.append("highpass=f=80")
+            # 2. 轻微压缩，提升人声清晰度
+            filter_parts.append("acompressor=threshold=-20:ratio=2:attack=5:release=50")
+            # 3. 响度归一化
+            filter_parts.append("loudnorm=I=-16:TP=-1.5:LRA=11")
+
+        filter_str = f"{input_label}{','.join(filter_parts)}{output_label}"
+        return filter_str
+
+    def build_filter_arnndn(self, input_label: str, output_label: str, model_file: str) -> str:
+        """使用 RNN 降噪滤镜（arnndn，效果更好但需要模型文件）。
+
+        注意：需要额外下载 RNNNoise 模型文件，默认使用 afftdn（无需额外依赖）。
+
+        Args:
+            input_label: 输入标签
+            output_label: 输出标签
+            model_file: RNNNoise 模型文件路径（.rnnn 格式）
+
+        Returns:
+            FFmpeg 滤镜字符串
+        """
+        if not self.config.has_effect():
+            return f"{input_label}anull{output_label}"
+
+        return f"{input_label}arnndn=m={model_file}{output_label}"
+
+
+def apply_noise_reduction_if_needed(
+    config_data: dict | None,
+    input_label: str,
+    output_label: str,
+) -> Optional[str]:
+    """便捷函数：根据配置判断是否需要应用音频降噪。
+
+    Args:
+        config_data: 降噪配置字典（从 plan.config.audio_noise_reduction 或 clip.config.noise_reduction 读取）
+        input_label: 输入标签
+        output_label: 输出标签
+
+    Returns:
+        滤镜字符串，不需要降噪时返回 None
+    """
+    if not config_data:
+        return None
+
+    try:
+        config = NoiseReductionConfig.from_dict(config_data)
+        if not config.has_effect():
+            return None
+
+        engine = NoiseReductionEngine(config)
+        return engine.build_filter(input_label, output_label)
+    except Exception as e:
+        logger.warning("[noise-reduction] 应用降噪失败，跳过: %s", e)
+        return None
@@ -9,14 +9,21 @@ from __future__ import annotations
 import hashlib
 import logging
 import os
+import threading
 from pathlib import Path
-from typing import Optional
 from urllib.parse import urlparse

 import oss2

 logger = logging.getLogger(__name__)

+# OSS 上传配置
+OSS_CONNECT_TIMEOUT = 10  # 连接超时（秒），防止 TCP 握手挂死
+OSS_UPLOAD_TOTAL_TIMEOUT = 300  # 单文件上传总超时（秒），防止网络慢时无限卡住
+OSS_MULTIPART_THRESHOLD = 100 * 1024 * 1024  # 分片上传阈值：100MB 以上走分片
+OSS_PART_SIZE = 8 * 1024 * 1024  # 分片大小：8MB
+OSS_MULTIPART_NUM_THREADS = 3  # 分片上传并发数
+

 # ── OSS 配置 ──────────────────────────────────────────────────────────────────

@@ -43,6 +50,9 @@ def oss_bucket() -> oss2.Bucket | None:
    P0-2 修复：endpoint 不带 scheme 时自动补 https:// 前缀，
    确保 sign_url 等依赖 scheme 的方法返回 HTTPS URL。

+    P0-staging 修复：增加 connect_timeout=10s，防止网络抖动时
+    TCP 握手阶段无限挂死，导致 worker 进程卡死。
+
    Returns:
        oss2.Bucket 实例，配置缺失时返回 None。
    """
@@ -53,7 +63,12 @@ def oss_bucket() -> oss2.Bucket | None:
    # endpoint 无 scheme 时补 https://，与 API 端 storage.py 保持一致
    if not endpoint.startswith(("http://", "https://")):
        endpoint = f"https://{endpoint}"
-    return oss2.Bucket(oss2.Auth(access_key_id, access_key_secret), endpoint, bucket_name)
+    return oss2.Bucket(
+        oss2.Auth(access_key_id, access_key_secret),
+        endpoint,
+        bucket_name,
+        connect_timeout=OSS_CONNECT_TIMEOUT,
+    )


 def normalize_storage_key(storage_key_or_url: str) -> str:
@@ -96,6 +111,9 @@ def download_asset(asset_storage_key: str, local_path: Path) -> bool:
 def upload_to_oss(local_path: Path, storage_key: str) -> str | None:
    """上传文件到 OSS，返回公开 URL。

+    大文件（>100MB）自动走分片上传，降低内存峰值，减少 OOM 风险。
+    上传加总超时保护（默认 300s），防止网络异常时无限挂死。
+
    Args:
        local_path: 本地文件路径
        storage_key: 目标存储键
@@ -106,18 +124,71 @@ def upload_to_oss(local_path: Path, storage_key: str) -> str | None:
    bucket = oss_bucket()
    if bucket is None:
        return None
-    try:
-        bucket.put_object_from_file(storage_key, str(local_path))
-        settings = oss_settings()
-        if settings:
-            _, _, endpoint, bucket_name = settings
-            endpoint_clean = endpoint.replace("https://", "").replace("http://", "")
-            return f"https://{bucket_name}.{endpoint_clean}/{storage_key}"
+
+    result: dict = {"url": None, "error": None, "file_size": 0}
+    done = threading.Event()
+
+    def _do_upload():
+        try:
+            # 尝试获取文件大小，用于分片判断和日志；stat 失败时 fallback 走普通上传
+            try:
+                file_size = local_path.stat().st_size
+                result["file_size"] = file_size
+                use_multipart = file_size >= OSS_MULTIPART_THRESHOLD
+            except OSError:
+                use_multipart = False
+                file_size = 0
+
+            if use_multipart:
+                # 分片上传：降低内存峰值，每片 8MB，3 线程并发
+                logger.info(
+                    "大文件分片上传: storage_key=%s, size=%.1fMB, part_size=%dMB, threads=%d",
+                    storage_key[:80],
+                    file_size / 1024 / 1024,
+                    OSS_PART_SIZE // 1024 // 1024,
+                    OSS_MULTIPART_NUM_THREADS,
+                )
+                oss2.resumable_upload(
+                    bucket,
+                    storage_key,
+                    str(local_path),
+                    multipart_threshold=OSS_MULTIPART_THRESHOLD,
+                    part_size=OSS_PART_SIZE,
+                    num_threads=OSS_MULTIPART_NUM_THREADS,
+                )
+            else:
+                bucket.put_object_from_file(storage_key, str(local_path))
+
+            # 构造返回 URL
+            settings = oss_settings()
+            if settings:
+                _, _, endpoint, bucket_name = settings
+                endpoint_clean = endpoint.replace("https://", "").replace("http://", "")
+                result["url"] = f"https://{bucket_name}.{endpoint_clean}/{storage_key}"
+        except Exception as e:
+            result["error"] = e
+            logger.exception("上传 OSS 失败: %s", storage_key)
+        finally:
+            done.set()
+
+    upload_thread = threading.Thread(target=_do_upload, daemon=True)
+    upload_thread.start()
+    finished = done.wait(timeout=OSS_UPLOAD_TOTAL_TIMEOUT)
+
+    if not finished:
+        logger.error(
+            "OSS 上传超时（%.0fs），强制中止: storage_key=%s, size=%.1fMB",
+            OSS_UPLOAD_TOTAL_TIMEOUT,
+            storage_key[:80],
+            result["file_size"] / 1024 / 1024 if result["file_size"] else 0,
+        )
        return None
-    except Exception:
-        logger.exception("上传 OSS 失败: %s", storage_key)
+
+    if result["error"]:
        return None

+    return result["url"]
+

 def get_signed_download_url(storage_key_or_url: str, expires_seconds: int = 3600) -> str | None:
    """生成预签名下载 URL（用于私有 bucket 的 URL 校验或临时下载）。
@@ -0,0 +1,483 @@
+"""画中画（PiP）引擎 — 基于 FFmpeg overlay 滤镜实现多图层叠加.
+
+支持能力：
+- 多图层叠加：主画面 + 多个副画面
+- 位置：9宫格 + 自由坐标（像素或百分比）
+- 大小：宽高缩放（像素或百分比）
+- 圆角裁剪：支持圆角矩形裁剪
+- 透明度：0-100%
+- 入场出场动画：淡入淡出、滑入滑出
+- 时间同步：每个副画面独立开始时间和持续时长
+- 降级策略：素材不存在时跳过，不阻断渲染
+"""
+
+from __future__ import annotations
+
+import logging
+from dataclasses import dataclass, field
+from pathlib import Path
+from typing import Any
+
+logger = logging.getLogger(__name__)
+
+
+# ── 位置常量 ──────────────────────────────────────────────────────────────────
+
+# 9宫格位置枚举
+POSITION_TOP_LEFT = "top_left"
+POSITION_TOP_CENTER = "top_center"
+POSITION_TOP_RIGHT = "top_right"
+POSITION_CENTER_LEFT = "center_left"
+POSITION_CENTER = "center"
+POSITION_CENTER_RIGHT = "center_right"
+POSITION_BOTTOM_LEFT = "bottom_left"
+POSITION_BOTTOM_CENTER = "bottom_center"
+POSITION_BOTTOM_RIGHT = "bottom_right"
+
+_VALID_POSITIONS = {
+    POSITION_TOP_LEFT,
+    POSITION_TOP_CENTER,
+    POSITION_TOP_RIGHT,
+    POSITION_CENTER_LEFT,
+    POSITION_CENTER,
+    POSITION_CENTER_RIGHT,
+    POSITION_BOTTOM_LEFT,
+    POSITION_BOTTOM_CENTER,
+    POSITION_BOTTOM_RIGHT,
+}
+
+# 动画类型
+ANIMATION_FADE = "fade"  # 淡入淡出
+ANIMATION_SLIDE_LEFT = "slide_left"  # 从左滑入
+ANIMATION_SLIDE_RIGHT = "slide_right"  # 从右滑入
+ANIMATION_SLIDE_TOP = "slide_top"  # 从上滑入
+ANIMATION_SLIDE_BOTTOM = "slide_bottom"  # 从下滑入
+
+_VALID_ANIMATIONS = {
+    ANIMATION_FADE,
+    ANIMATION_SLIDE_LEFT,
+    ANIMATION_SLIDE_RIGHT,
+    ANIMATION_SLIDE_TOP,
+    ANIMATION_SLIDE_BOTTOM,
+}
+
+
+# ── 数据模型 ──────────────────────────────────────────────────────────────────
+
+
+@dataclass
+class PiPLayerConfig:
+    """单个画中画图层配置."""
+
+    # 素材来源
+    source: str = ""  # 素材ID或视频URL
+    source_type: str = "asset_id"  # "asset_id" | "url" | "local_path"
+
+    # 位置配置
+    position: str = POSITION_BOTTOM_RIGHT  # 9宫格位置或 "custom"
+    x: int | str = 0  # 自定义x坐标（像素或百分比如 "30%"）
+    y: int | str = 0  # 自定义y坐标
+    margin: int = 20  # 9宫格模式下的边距（像素）
+
+    # 大小配置
+    width: int | str = "25%"  # 宽度（像素或百分比）
+    height: int | str = ""  # 高度（空则按比例自适应）
+
+    # 样式
+    opacity: float = 1.0  # 透明度 0.0-1.0
+    corner_radius: int = 0  # 圆角半径（像素），0表示无圆角
+    border_width: int = 0  # 边框宽度
+    border_color: str = "white"  # 边框颜色
+
+    # 时间控制
+    start_time: float = 0.0  # 开始显示时间（秒）
+    duration: float = 0.0  # 持续时长（秒），0表示全程显示
+
+    # 动画
+    animation_in: str = ""  # 入场动画类型
+    animation_out: str = ""  # 出场动画类型
+    animation_duration: float = 0.5  # 动画时长（秒）
+
+    # 层级
+    z_index: int = 1  # 图层顺序，数字越大越在上层
+
+    def validate(self) -> tuple[bool, str]:
+        """校验配置合法性，返回 (是否合法, 错误信息)."""
+        if not self.source:
+            return False, "source不能为空"
+
+        if self.position != "custom" and self.position not in _VALID_POSITIONS:
+            return False, f"无效的position: {self.position}"
+
+        if self.opacity < 0 or self.opacity > 1:
+            return False, "opacity必须在0-1之间"
+
+        if self.corner_radius < 0:
+            return False, "corner_radius不能为负数"
+
+        if self.start_time < 0:
+            return False, "start_time不能为负数"
+
+        if self.duration < 0:
+            return False, "duration不能为负数"
+
+        if self.animation_in and self.animation_in not in _VALID_ANIMATIONS:
+            return False, f"无效的入场动画: {self.animation_in}"
+
+        if self.animation_out and self.animation_out not in _VALID_ANIMATIONS:
+            return False, f"无效的出场动画: {self.animation_out}"
+
+        if self.animation_duration < 0:
+            return False, "animation_duration不能为负数"
+
+        return True, ""
+
+
+@dataclass
+class PiPConfig:
+    """画中画整体配置."""
+
+    enabled: bool = False
+    layers: list[PiPLayerConfig] = field(default_factory=list)
+
+    @classmethod
+    def from_dict(cls, data: dict[str, Any] | None) -> "PiPConfig":
+        """从字典解析配置."""
+        if not data or not data.get("enabled", False):
+            return cls(enabled=False)
+
+        layers_data = data.get("layers", [])
+        layers = []
+        for layer_data in layers_data:
+            try:
+                layer = PiPLayerConfig(
+                    source=layer_data.get("source", ""),
+                    source_type=layer_data.get("source_type", "asset_id"),
+                    position=layer_data.get("position", POSITION_BOTTOM_RIGHT),
+                    x=layer_data.get("x", 0),
+                    y=layer_data.get("y", 0),
+                    margin=int(layer_data.get("margin", 20)),
+                    width=layer_data.get("width", "25%"),
+                    height=layer_data.get("height", ""),
+                    opacity=float(layer_data.get("opacity", 1.0)),
+                    corner_radius=int(layer_data.get("corner_radius", 0)),
+                    border_width=int(layer_data.get("border_width", 0)),
+                    border_color=layer_data.get("border_color", "white"),
+                    start_time=float(layer_data.get("start_time", 0.0)),
+                    duration=float(layer_data.get("duration", 0.0)),
+                    animation_in=layer_data.get("animation_in", ""),
+                    animation_out=layer_data.get("animation_out", ""),
+                    animation_duration=float(layer_data.get("animation_duration", 0.5)),
+                    z_index=int(layer_data.get("z_index", 1)),
+                )
+                valid, err = layer.validate()
+                if valid:
+                    layers.append(layer)
+                else:
+                    logger.warning("PiP图层配置无效，跳过: %s", err)
+            except (ValueError, TypeError) as e:
+                logger.warning("PiP图层解析失败，跳过: %s", e)
+
+        # 按 z_index 排序
+        layers.sort(key=lambda layer: layer.z_index)
+
+        return cls(enabled=bool(layers), layers=layers)
+
+
+# ── PiP 引擎 ──────────────────────────────────────────────────────────────────
+
+
+class PiPEngine:
+    """画中画引擎 — 生成 FFmpeg 滤镜链实现多图层叠加."""
+
+    def __init__(
+        self,
+        output_width: int,
+        output_height: int,
+        output_fps: int = 30,
+    ):
+        self.output_width = output_width
+        self.output_height = output_height
+        self.output_fps = output_fps
+
+    def _parse_size(self, value: int | str, base: int) -> int:
+        """解析尺寸值（像素或百分比）."""
+        if isinstance(value, int):
+            return max(1, value)
+        if isinstance(value, str) and value.endswith("%"):
+            pct = float(value.rstrip("%")) / 100.0
+            return max(1, int(base * pct))
+        try:
+            return max(1, int(value))
+        except (ValueError, TypeError):
+            return int(base * 0.25)  # 默认25%
+
+    def _parse_position(
+        self,
+        layer: PiPLayerConfig,
+        pip_width: int,
+        pip_height: int,
+    ) -> tuple[int, int]:
+        """计算画中画的实际位置 (x, y)."""
+        W = self.output_width
+        H = self.output_height
+        m = layer.margin
+
+        if layer.position == "custom":
+            x = self._parse_size(layer.x, W)
+            y = self._parse_size(layer.y, H)
+            return (x, y)
+
+        pos_map = {
+            POSITION_TOP_LEFT: (m, m),
+            POSITION_TOP_CENTER: ((W - pip_width) // 2, m),
+            POSITION_TOP_RIGHT: (W - pip_width - m, m),
+            POSITION_CENTER_LEFT: (m, (H - pip_height) // 2),
+            POSITION_CENTER: ((W - pip_width) // 2, (H - pip_height) // 2),
+            POSITION_CENTER_RIGHT: (W - pip_width - m, (H - pip_height) // 2),
+            POSITION_BOTTOM_LEFT: (m, H - pip_height - m),
+            POSITION_BOTTOM_CENTER: ((W - pip_width) // 2, H - pip_height - m),
+            POSITION_BOTTOM_RIGHT: (W - pip_width - m, H - pip_height - m),
+        }
+        return pos_map.get(layer.position, pos_map[POSITION_BOTTOM_RIGHT])
+
+    def _build_pip_pre_filter(
+        self,
+        input_label: str,
+        layer: PiPLayerConfig,
+        pip_width: int,
+        pip_height: int,
+        output_label: str,
+    ) -> str:
+        """构建单个PiP图层的预处理滤镜链.
+
+        处理顺序：scale → 圆角裁剪（可选）→ 边框（可选）→ 透明度 → 动画（可选）
+        """
+        filters: list[str] = []
+
+        # Step 1: scale
+        filters.append(f"scale={pip_width}:{pip_height}")
+        filters.append("setsar=1")
+
+        # Step 2: 圆角裁剪
+        if layer.corner_radius > 0:
+            r = min(layer.corner_radius, pip_width // 2, pip_height // 2)
+            # 使用 geq + 圆形遮罩实现圆角
+            # 更简单的方式：用 rounded 滤镜（FFmpeg 5.0+）或 format + alpha
+            # 这里用更通用的方式：创建圆角遮罩 + overlay 到透明背景
+            filters.append(
+                f"format=yuva420p,"
+                f"geq="
+                f"lum='lum(X,Y)':"
+                f"cb='cb(X,Y)':"
+                f"cr='cr(X,Y)':"
+                f"a='if(lt(X,{r})*lt(Y,{r}),"
+                f"gt(hypot({r}-X,{r}-Y),{r})*0+1,"
+                f"if(gt(X,W-{r})*lt(Y,{r}),"
+                f"gt(hypot(X-(W-{r}),{r}-Y),{r})*0+1,"
+                f"if(lt(X,{r})*gt(Y,H-{r}),"
+                f"gt(hypot({r}-X,Y-(H-{r})),{r})*0+1,"
+                f"if(gt(X,W-{r})*gt(Y,H-{r}),"
+                f"gt(hypot(X-(W-{r}),Y-(H-{r})),{r})*0+1,1))))'"
+            )
+
+        # Step 3: 边框
+        if layer.border_width > 0:
+            bw = layer.border_width
+            color = layer.border_color
+            filters.append(f"pad={pip_width + 2*bw}:{pip_height + 2*bw}:{bw}:{bw}:{color}")
+
+        # Step 4: 透明度
+        if layer.opacity < 1.0:
+            alpha = layer.opacity
+            filters.append(f"format=yuva420p,colorchannelmixer=aa={alpha}")
+
+        # Step 5: 入场出场动画
+        if layer.animation_in or layer.animation_out:
+            filters.extend(self._build_animation_filters(layer, pip_width, pip_height))
+
+        filter_str = f"[{input_label}]{','.join(filters)}[{output_label}]"
+        return filter_str
+
+    def _build_animation_filters(
+        self,
+        layer: PiPLayerConfig,
+        pip_width: int,
+        pip_height: int,
+    ) -> list[str]:
+        """构建入场出场动画滤镜."""
+        filters: list[str] = []
+        anim_dur = layer.animation_duration
+
+        if layer.animation_in == ANIMATION_FADE:
+            # 淡入
+            filters.append(f"fade=t=in:st=0:d={anim_dur}:alpha=1")
+        elif layer.animation_in == ANIMATION_SLIDE_LEFT:
+            # 从左滑入 — 用 overlay 动态x实现，这里先标记位置表达式
+            pass  # slide 动画在 overlay 表达式中处理
+        elif layer.animation_in == ANIMATION_SLIDE_RIGHT:
+            pass
+        elif layer.animation_in == ANIMATION_SLIDE_TOP:
+            pass
+        elif layer.animation_in == ANIMATION_SLIDE_BOTTOM:
+            pass
+
+        if layer.animation_out == ANIMATION_FADE:
+            # 淡出需要知道总时长，这里用表达式
+            if layer.duration > 0:
+                start_fade = layer.duration - anim_dur
+                filters.append(f"fade=t=out:st={max(0, start_fade)}:d={anim_dur}:alpha=1")
+
+        return filters
+
+    def _build_overlay_expr(
+        self,
+        layer: PiPLayerConfig,
+        base_x: int,
+        base_y: int,
+        pip_width: int,
+        pip_height: int,
+    ) -> tuple[str, str]:
+        """构建 overlay 滤镜的 x/y 表达式（支持滑动动画）.
+
+        Returns:
+            (x_expr, y_expr) — FFmpeg表达式字符串
+        """
+        W = self.output_width
+        H = self.output_height
+        anim_dur = layer.animation_duration
+
+        x_expr = str(base_x)
+        y_expr = str(base_y)
+
+        # 入场滑入动画
+        if layer.animation_in == ANIMATION_SLIDE_LEFT:
+            # 从左侧滑入：x 从 -pip_width 变化到 base_x
+            x_expr = f"'{base_x}+(X)*0+if(lt(t,{anim_dur}),{-pip_width}+t/{anim_dur}*({base_x}+{pip_width}),{base_x})'"
+        elif layer.animation_in == ANIMATION_SLIDE_RIGHT:
+            # 从右侧滑入：x 从 W 变化到 base_x
+            x_expr = f"'{base_x}+if(lt(t,{anim_dur}),{W}-t/{anim_dur}*({W}-{base_x}),{base_x})'"
+        elif layer.animation_in == ANIMATION_SLIDE_TOP:
+            y_expr = f"'{base_y}+if(lt(t,{anim_dur}),{-pip_height}+t/{anim_dur}*({base_y}+{pip_height}),{base_y})'"
+        elif layer.animation_in == ANIMATION_SLIDE_BOTTOM:
+            y_expr = f"'{base_y}+if(lt(t,{anim_dur}),{H}-t/{anim_dur}*({H}-{base_y}),{base_y})'"
+
+        # 出场滑出动画（需要总时长）
+        if layer.duration > 0 and anim_dur > 0:
+            out_start = layer.duration - anim_dur
+            if layer.animation_out == ANIMATION_SLIDE_LEFT:
+                x_expr = f"'{base_x}+if(gt(t,{out_start}),{base_x}-(t-{out_start})/{anim_dur}*({base_x}+{pip_width}),{base_x})'"
+            elif layer.animation_out == ANIMATION_SLIDE_RIGHT:
+                x_expr = f"'{base_x}+if(gt(t,{out_start}),{base_x}+(t-{out_start})/{anim_dur}*({W}-{base_x}+{pip_width}),{base_x})'"
+            elif layer.animation_out == ANIMATION_SLIDE_TOP:
+                y_expr = f"'{base_y}+if(gt(t,{out_start}),{base_y}-(t-{out_start})/{anim_dur}*({base_y}+{pip_height}),{base_y})'"
+            elif layer.animation_out == ANIMATION_SLIDE_BOTTOM:
+                y_expr = f"'{base_y}+if(gt(t,{out_start}),{base_y}+(t-{out_start})/{anim_dur}*({H}-{base_y}+{pip_height}),{base_y})'"
+
+        return (x_expr, y_expr)
+
+    def build_pip_filters(
+        self,
+        base_label: str,
+        pip_sources: list[tuple[str, PiPLayerConfig, Path]],
+        *,
+        base_input_idx: int = 0,
+    ) -> tuple[str, list[str], str]:
+        """构建完整的画中画滤镜链和输入参数.
+
+        Args:
+            base_label: 底层视频的滤镜标签（如 "final_video" 或 "v0"，不带方括号）
+            pip_sources: [(input_label, layer_config, source_path), ...]
+            base_input_idx: PiP 素材在整个 FFmpeg 输入中的起始索引
+
+        Returns:
+            (filter_parts, input_args, final_label)
+            - filter_parts: 滤镜字符串列表（用 ; 连接后成为 filter_complex）
+            - input_args: 额外的输入参数列表 ["-i", path, "-i", path, ...]
+            - final_label: 最终合成后的输出标签（不带方括号）
+        """
+        if not pip_sources:
+            return [], [], base_label
+
+        filter_parts: list[str] = []
+        input_args: list[str] = []
+        current_label = base_label
+
+        for i, (input_label, layer, path) in enumerate(pip_sources):
+            # 添加输入
+            input_args.extend(["-i", str(path)])
+
+            # 计算实际大小
+            pip_w = self._parse_size(layer.width, self.output_width)
+            if layer.height:
+                pip_h = self._parse_size(layer.height, self.output_height)
+            else:
+                # 按宽度等比例（假设16:9，实际会scale时保持比例）
+                pip_h = int(pip_w * 9 / 16)
+
+            # 实际输入索引 = 起始索引 + 当前偏移
+            actual_input_idx = base_input_idx + i
+
+            # 预处理标签
+            pre_label = f"pip_pre_{i}"
+
+            # 构建预处理滤镜
+            pre_filter = self._build_pip_pre_filter(
+                input_label=f"{actual_input_idx}:v",
+                layer=layer,
+                pip_width=pip_w,
+                pip_height=pip_h,
+                output_label=pre_label,
+            )
+            filter_parts.append(pre_filter)
+
+            # 计算位置
+            base_x, base_y = self._parse_position(layer, pip_w, pip_h)
+
+            # 构建overlay表达式（支持滑动动画）
+            x_expr, y_expr = self._build_overlay_expr(layer, base_x, base_y, pip_w, pip_h)
+
+            # 时间控制（enable表达式）
+            enable_expr = ""
+            if layer.start_time > 0 or layer.duration > 0:
+                start = layer.start_time
+                if layer.duration > 0:
+                    end = start + layer.duration
+                    enable_expr = f":enable='between(t,{start},{end})'"
+                else:
+                    enable_expr = f":enable='gte(t,{start})'"
+
+            # 合成标签
+            combined_label = f"pip_combined_{i}"
+
+            # overlay 滤镜
+            overlay_filter = (
+                f"[{current_label}][{pre_label}]" f"overlay={x_expr}:{y_expr}{enable_expr}" f"[{combined_label}]"
+            )
+            filter_parts.append(overlay_filter)
+
+            current_label = combined_label
+
+        return filter_parts, input_args, current_label
+
+    def validate_layer_source(
+        self,
+        layer: PiPLayerConfig,
+        asset_path_map: dict[str, Path],
+    ) -> Path | None:
+        """验证图层素材是否可用，返回本地路径或None（降级跳过）."""
+        try:
+            if layer.source_type == "local_path":
+                path = Path(layer.source)
+                if path.exists():
+                    return path
+            elif layer.source_type == "asset_id":
+                if layer.source in asset_path_map:
+                    return asset_path_map[layer.source]
+            elif layer.source_type == "url":
+                # URL类型由调用者负责下载，这里返回标记
+                return None  # 暂时不支持直接URL
+        except Exception as e:
+            logger.warning("PiP素材验证失败: %s", e)
+
+        return None
@@ -2,14 +2,16 @@
 视频处理核心类
 """

+import logging
 import os
 import tempfile
 from dataclasses import dataclass
-from pathlib import Path
 from typing import List

 import ffmpeg

+logger = logging.getLogger(__name__)
+

@dataclass
 class VideoResult:
@@ -131,8 +133,8 @@ class VideoProcessor:
            if concat_file is not None:
                try:
                    concat_file.close()
-                except Exception:
-                    pass  # 忽略关闭时的错误
+                except OSError as close_err:
+                    logger.warning("临时文件关闭失败: %s", close_err)

    def generate_thumbnail(
        self,
@@ -0,0 +1,299 @@
+"""统一渲染引擎适配层 — Phase 2.
+
+将 EditPlan + EditPlanClips（来自 DB）适配为 UnifiedRenderService 的输入格式，
+封装素材下载、渲染执行、结果上传的完整流程。
+
+职责：
+  1. 从 DB 读取 EditPlan + EditPlanClips
+  2. 下载素材到本地，构建 asset_path_map
+  3. 调用 UnifiedRenderService 执行渲染
+  4. 上传渲染结果到 OSS
+  5. 支持进度回调（对接 JobService）
+"""
+
+from __future__ import annotations
+
+import logging
+import tempfile
+from dataclasses import dataclass
+from pathlib import Path
+from typing import Callable
+
+from sqlalchemy.orm import Session
+from video_processing.oss_helpers import download_asset, upload_to_oss
+from video_processing.unified_render_service import UnifiedRenderService
+
+from packages.adapters.sqlalchemy_impl.edit_plan_clip_repository import SQLAlchemyEditPlanClipRepository
+from packages.adapters.sqlalchemy_impl.edit_plan_repository import SQLAlchemyEditPlanRepository
+from packages.domain.edit_plan import EditPlanStatus
+from packages.domain.edit_plan_clip import EditPlanClip, EditPlanClipStatus
+
+logger = logging.getLogger(__name__)
+
+
+# ── 数据结构 ──────────────────────────────────────────────────────────────────
+
+
+@dataclass
+class RenderAdapterResult:
+    """渲染适配结果。"""
+
+    success: bool
+    output_url: str = ""
+    output_path: Path | None = None
+    duration: float = 0.0
+    file_size: int = 0
+    width: int = 0
+    height: int = 0
+    clip_count: int = 0
+    error_message: str = ""
+
+
+ProgressCallback = Callable[[float, str], None]
+"""进度回调：(progress_0_100, stage_description) → None"""
+
+
+# ── 适配层主体 ────────────────────────────────────────────────────────────────
+
+
+class RenderAdapter:
+    """统一渲染引擎适配层。
+
+    桥接 EditPlan 领域模型与 UnifiedRenderService 图层模型。
+
+    用法::
+
+        adapter = RenderAdapter(db)
+        result = adapter.render_plan(
+            plan_id=plan_id,
+            job_id=job_id,
+            progress_cb=lambda p, s: job_service.update_progress(job_id, p, s),
+        )
+    """
+
+    def __init__(self, db: Session) -> None:
+        self._db = db
+        self._plan_repo = SQLAlchemyEditPlanRepository(db)
+        self._clip_repo = SQLAlchemyEditPlanClipRepository(db)
+
+    # ── 公开方法 ──────────────────────────────────────────────────────────
+
+    def render_plan(
+        self,
+        plan_id: str,
+        *,
+        job_id: str = "",
+        work_dir: Path | None = None,
+        progress_cb: ProgressCallback | None = None,
+    ) -> RenderAdapterResult:
+        """渲染一个 EditPlan。
+
+        完整流程：
+        1. 加载计划与片段
+        2. 下载素材
+        3. 执行统一渲染
+        4. 上传结果
+
+        Args:
+            plan_id: EditPlan ID
+            job_id: 关联的 Job ID（用于结果存储路径）
+            work_dir: 工作目录，不传则使用临时目录
+            progress_cb: 进度回调函数
+
+        Returns:
+            RenderAdapterResult
+        """
+        temp_dir = None
+        try:
+            # 0. 准备工作目录
+            if work_dir is None:
+                temp_dir = tempfile.mkdtemp(prefix="render_")
+                work_dir = Path(temp_dir)
+            work_dir.mkdir(parents=True, exist_ok=True)
+
+            self._report_progress(progress_cb, 5.0, "加载剪辑计划")
+
+            # 1. 加载计划与片段
+            plan = self._plan_repo.get(plan_id)
+            if plan is None:
+                return RenderAdapterResult(
+                    success=False,
+                    error_message=f"剪辑计划不存在: {plan_id}",
+                )
+
+            clips = self._clip_repo.list_by_plan(plan_id, skip=0, limit=10000)
+            ready_clips = [c for c in clips if c.status == EditPlanClipStatus.READY and c.asset_id]
+            ready_clips.sort(key=lambda c: c.order)
+
+            if not ready_clips:
+                return RenderAdapterResult(
+                    success=False,
+                    error_message="没有可渲染的就绪片段",
+                    clip_count=0,
+                )
+
+            logger.info(
+                "开始渲染: plan_id=%s job_id=%s ready_clips=%d engine=unified",
+                plan_id,
+                job_id,
+                len(ready_clips),
+            )
+
+            self._report_progress(progress_cb, 15.0, f"下载素材（{len(ready_clips)} 个）")
+
+            # 2. 下载素材
+            asset_path_map = self._download_assets(ready_clips, work_dir)
+            if not asset_path_map:
+                return RenderAdapterResult(
+                    success=False,
+                    error_message="所有素材下载失败",
+                    clip_count=len(ready_clips),
+                )
+
+            self._report_progress(progress_cb, 40.0, "执行视频渲染")
+
+            # 3. 执行统一渲染
+            render_svc = UnifiedRenderService(
+                plan=plan,
+                clips=ready_clips,
+                asset_path_map=asset_path_map,
+                work_dir=work_dir,
+            )
+            result = render_svc.render()
+
+            self._report_progress(progress_cb, 80.0, "上传渲染结果")
+
+            # 4. 上传结果
+            storage_key = f"rendered/{plan_id}/{job_id or plan_id}.mp4"
+            output_url = upload_to_oss(result.output_path, storage_key)
+
+            self._report_progress(progress_cb, 100.0, "渲染完成")
+
+            logger.info(
+                "[render-adapter] render success: plan_id=%s job_id=%s engine=unified "
+                "duration=%.2fs file_size=%d resolution=%dx%d clip_count=%d",
+                plan_id,
+                job_id,
+                result.duration,
+                result.file_size,
+                result.width,
+                result.height,
+                len(ready_clips),
+            )
+
+            return RenderAdapterResult(
+                success=True,
+                output_url=output_url or "",
+                output_path=result.output_path,
+                duration=result.duration,
+                file_size=result.file_size,
+                width=result.width,
+                height=result.height,
+                clip_count=len(ready_clips),
+            )
+
+        except Exception as exc:
+            logger.exception(
+                "[render-adapter] render failed: plan_id=%s job_id=%s engine=unified error=%s",
+                plan_id,
+                job_id,
+                str(exc)[:200],
+            )
+            return RenderAdapterResult(
+                success=False,
+                error_message=str(exc)[:500],
+            )
+        finally:
+            # 清理临时目录
+            if temp_dir:
+                import shutil
+
+                try:
+                    shutil.rmtree(temp_dir, ignore_errors=True)
+                except Exception as cleanup_err:
+                    logger.warning("临时目录清理失败: path=%s error=%s", temp_dir, cleanup_err)
+
+    def validate_plan(self, plan_id: str) -> tuple[bool, list[str], list[str], int, int]:
+        """校验计划是否可渲染（兼容 VideoComposeService.validate_compose 接口）。
+
+        Returns:
+            (valid, errors, warnings, ready_clip_count, total_clip_count)
+        """
+        errors: list[str] = []
+        warnings: list[str] = []
+
+        plan = self._plan_repo.get(plan_id)
+        if plan is None:
+            return False, [f"剪辑计划不存在: {plan_id}"], [], 0, 0
+
+        if plan.status not in (EditPlanStatus.EDITING, EditPlanStatus.RENDERING):
+            errors.append(f"计划状态不正确，需要 editing 或 rendering，当前: {plan.status}")
+
+        clips = self._clip_repo.list_by_plan(plan_id, skip=0, limit=10000)
+        if not clips:
+            errors.append("计划没有任何片段")
+            return False, errors, warnings, 0, 0
+
+        clips.sort(key=lambda c: c.order)
+
+        ready_count = 0
+        pending_count = 0
+        no_asset_count = 0
+
+        for clip in clips:
+            if clip.status == EditPlanClipStatus.READY:
+                ready_count += 1
+                if not clip.asset_id:
+                    errors.append(f"片段 {clip.id} (order={clip.order}) 没有分配素材")
+                    no_asset_count += 1
+            elif clip.status == EditPlanClipStatus.PENDING:
+                pending_count += 1
+            elif clip.status == EditPlanClipStatus.FAILED:
+                warnings.append(f"片段 {clip.id} (order={clip.order}) 状态为 failed，已跳过")
+
+        if ready_count == 0:
+            errors.append("没有就绪（ready）的片段可以合成")
+
+        if pending_count > 0:
+            warnings.append(f"有 {pending_count} 个片段仍处于 pending 状态")
+
+        return len(errors) == 0, errors, warnings, ready_count, len(clips)
+
+    # ── 内部方法 ──────────────────────────────────────────────────────────
+
+    @staticmethod
+    def _report_progress(progress_cb: ProgressCallback | None, progress: float, stage: str) -> None:
+        """上报进度。"""
+        if progress_cb is not None:
+            try:
+                progress_cb(progress, stage)
+            except Exception:
+                logger.exception("进度回调失败")
+
+    @staticmethod
+    def _download_assets(clips: list[EditPlanClip], work_dir: Path) -> dict[str, Path]:
+        """下载片段素材到本地，返回 asset_id → local_path 映射。
+
+        只保留下载成功的素材。
+        """
+        asset_dir = work_dir / "assets"
+        asset_dir.mkdir(exist_ok=True)
+
+        asset_path_map: dict[str, Path] = {}
+
+        for clip in clips:
+            asset_id = clip.asset_id
+            if not asset_id:
+                continue
+
+            # 生成安全的本地文件名
+            safe_name = f"clip_{clip.order:04d}_{abs(hash(asset_id)) % 100000:05d}.mp4"
+            local_path = asset_dir / safe_name
+
+            if download_asset(asset_id, local_path):
+                asset_path_map[asset_id] = local_path
+                logger.debug("素材下载成功: clip_id=%s asset_id=%s", clip.id, asset_id[:60])
+            else:
+                logger.warning("素材下载失败: clip_id=%s asset_id=%s", clip.id, asset_id[:60])
+
+        return asset_path_map
--- a/Show More
+++ b/Show More