fix: 修复 AI Code Review 阻塞级问题

- 迁移 seed 数据 ID 改用 UUID hex 格式，与领域模型一致
- 统一 InMemory 和 SQLAlchemy 排序逻辑（系统模板优先）

alembic/versions/055_cover_templates.py

@@ -22,14 +22,14 @@ branch_labels = None
 depends_on = None
 
 SYSTEM_TEMPLATES = [
-    ("sys_default", "默认模板", {}),
-    ("sys_bold_red", "大胆红", {"background_color": "#ef4444"}),
-    ("sys_elegant_black", "优雅黑", {"background_color": "#111827"}),
-    ("sys_gradient_blue", "渐变蓝", {"background_color": "#3b82f6"}),
-    ("sys_gradient_purple", "渐变紫", {"background_color": "#8b5cf6"}),
-    ("sys_warm_orange", "暖橙", {"background_color": "#f97316"}),
-    ("sys_fresh_green", "清新绿", {"background_color": "#22c55e"}),
-    ("sys_tech_blue", "科技蓝", {"background_color": "#06b6d4"}),
+    ("a8b0120fd98e44788f5a6590f983d327", "默认模板", {}),
+    ("6d8c501b11424432b3df3a45ae89b1a9", "大胆红", {"background_color": "#ef4444"}),
+    ("04937fb57fea4bad95e7883e71a6b246", "优雅黑", {"background_color": "#111827"}),
+    ("3ff9cc821174437ca53931073e7f536e", "渐变蓝", {"background_color": "#3b82f6"}),
+    ("db51b3ea8f1a4f4caa94bf2d51f27d11", "渐变紫", {"background_color": "#8b5cf6"}),
+    ("5027d113432a4f798a3b4ee1644d66af", "暖橙", {"background_color": "#f97316"}),
+    ("0e10def2b5a148d686416494474726c2", "清新绿", {"background_color": "#22c55e"}),
+    ("38ea98ac00c04bada064006d880546f0", "科技蓝", {"background_color": "#06b6d4"}),
 ]
 
 

apps/web/src/pages/generate/constants.ts

@@ -2,7 +2,7 @@
  * 智能剪辑页面 — 常量定义
  */
 
-import type { CoverConfig, CoverTemplate } from "../editing-planner/types"
+import type { CoverConfig } from "../editing-planner/types"
 
 /* ── 克隆声音状态配置 ── */
 export const CLONE_STATUS_CONFIG: Record<string, { label: string; color: string }> = {
@@ -199,39 +199,3 @@ export const DEFAULT_COVER_SETTINGS: CoverConfig = {
   thumbnail_url: "",
 }
 
-/* ── Mock 封面模板数据 ── */
-
-export const MOCK_COVER_TEMPLATES: CoverTemplate[] = [
-  { id: "default", name: "默认模板", thumbnail_url: "", is_system: true, created_at: "2026-08-01" },
-  { id: "bold-red", name: "大胆红", thumbnail_url: "", is_system: true, created_at: "2026-08-01" },
-  {
-    id: "elegant-black",
-    name: "优雅黑",
-    thumbnail_url: "",
-    is_system: true,
-    created_at: "2026-08-01",
-  },
-  {
-    id: "gradient-blue",
-    name: "渐变蓝",
-    thumbnail_url: "",
-    is_system: true,
-    created_at: "2026-08-01",
-  },
-  {
-    id: "gradient-purple",
-    name: "渐变紫",
-    thumbnail_url: "",
-    is_system: true,
-    created_at: "2026-08-01",
-  },
-  { id: "warm-orange", name: "暖橙", thumbnail_url: "", is_system: true, created_at: "2026-08-01" },
-  {
-    id: "fresh-green",
-    name: "清新绿",
-    thumbnail_url: "",
-    is_system: true,
-    created_at: "2026-08-01",
-  },
-  { id: "tech-blue", name: "科技蓝", thumbnail_url: "", is_system: true, created_at: "2026-08-01" },
-]

packages/adapters/in_memory/cover_template_repository.py

@@ -19,7 +19,7 @@ class InMemoryCoverTemplateRepository:
     def list_for_user(self, user_id: str, skip: int = 0, limit: int = 100) -> list[CoverTemplate]:
         """列出系统模板 + 用户自己的模板。"""
         visible = [t for t in self._templates.values() if t.is_system or t.user_id == user_id]
-        visible.sort(key=lambda t: (not t.is_system, t.created_at), reverse=True)
+        visible.sort(key=lambda t: (t.is_system, t.created_at), reverse=True)
         return visible[skip : skip + limit]
 
     def count_for_user(self, user_id: str) -> int:

tests/unit/test_cover_templates_crud.py

@@ -170,7 +170,7 @@ class TestCoverTemplateAPIPermissions:
         mock_repo.get.return_value = tpl
 
         # 模拟 API 路由中的权限检查逻辑
-        template = mock_repo.get("sys_default")
+        template = mock_repo.get("a8b0120fd98e44788f5a6590f983d327")
         assert template is not None
         assert template.is_system is True
         # 权限检查应该阻止删除
@@ -184,7 +184,7 @@ class TestCoverTemplateAPIPermissions:
         mock_repo = MagicMock()
         mock_repo.get.return_value = tpl
 
-        template = mock_repo.get("sys_default")
+        template = mock_repo.get("a8b0120fd98e44788f5a6590f983d327")
         assert template.is_system is True
         with pytest.raises(PermissionError):
             if template.is_system: