diff --git a/.gitea/workflows/ci-trigger-monitor.yml b/.gitea/workflows/ci-trigger-monitor.yml
new file mode 100644
index 000000000..69234b47a
--- /dev/null
+++ b/.gitea/workflows/ci-trigger-monitor.yml
@@ -0,0 +1,36 @@
+name: CI Trigger Monitor
+
+on:
+  schedule:
+    - cron: '*/5 * * * *'  # 每5分钟检查一次
+  workflow_dispatch:
+    inputs:
+      stale_threshold:
+        description: 'CI未触发告警阈值（分钟）'
+        required: false
+        default: '5'
+
+permissions:
+  contents: read
+
+jobs:
+  monitor:
+    name: Monitor CI Trigger Reliability
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      
+      - name: Check CI trigger status for all open PRs
+        env:
+          GITEA_API_TOKEN: ${{ secrets.REVIEW_GITEA_TOKEN }}
+          GITEA_URL: https://git.xiaoxiajianji.com
+          GITEA_REPO: xiaoxia/xiaoxia-saas
+          CI_NOTIFY_WEBHOOK: ${{ secrets.CI_NOTIFY_WEBHOOK }}
+          STALE_THRESHOLD_MIN: ${{ inputs.stale_threshold || 5 }}
+        run: |
+          set +e
+          python3 scripts/ci_trigger_monitor.py
+          # 监控脚本永远不fail，避免告警风暴
+          exit 0
diff --git a/scripts/ci_trigger_monitor.py b/scripts/ci_trigger_monitor.py
new file mode 100644
index 000000000..ad147bac7
--- /dev/null
+++ b/scripts/ci_trigger_monitor.py
@@ -0,0 +1,239 @@
+#!/usr/bin/env python3
+"""
+CI触发可靠性监控 - 定时检查PR的CI触发状态
+- 监控open PR的最新commit是否在5分钟内触发了CI
+- 异常时通过飞书webhook告警
+
+环境变量:
+  GITEA_API_TOKEN - Gitea API Token (必填)
+  GITEA_REPO - 仓库路径，如 xiaoxia/xiaoxia-saas
+  GITEA_URL - Gitea地址，如 https://git.xiaoxiajianji.com
+  CI_NOTIFY_WEBHOOK - 飞书告警webhook (必填)
+  CHECK_INTERVAL_MIN - 检查间隔（分钟），默认5
+  STALE_THRESHOLD_MIN - CI未触发告警阈值（分钟），默认5
+"""
+
+import json
+import os
+import sys
+import time
+import urllib.error
+import urllib.request
+
+
+def get_env(name, default=""):
+    return os.environ.get(name, default)
+
+
+def api_get(path):
+    """调用Gitea API"""
+    token = get_env("GITEA_API_TOKEN")
+    base_url = get_env("GITEA_URL", "https://git.xiaoxiajianji.com")
+    repo = get_env("GITEA_REPO", "xiaoxia/xiaoxia-saas")
+
+    url = f"{base_url}/api/v1/repos/{repo}{path}"
+    req = urllib.request.Request(url)
+    req.add_header("Authorization", f"token {token}")
+
+    for attempt in range(3):
+        try:
+            with urllib.request.urlopen(req, timeout=30) as resp:
+                return json.loads(resp.read())
+        except urllib.error.HTTPError as e:
+            if e.code >= 500 and attempt < 2:
+                time.sleep(2**attempt)
+                continue
+            raise
+        except Exception as e:
+            if attempt < 2:
+                time.sleep(2**attempt)
+                continue
+            raise
+
+
+def get_open_prs():
+    """获取所有open PR"""
+    prs = []
+    page = 1
+    while True:
+        batch = api_get(f"/pulls?state=open&sort=updated&direction=desc&limit=50&page={page}")
+        if not batch:
+            break
+        prs.extend(batch)
+        if len(batch) < 50:
+            break
+        page += 1
+    return prs
+
+
+def get_commit_status(sha):
+    """获取commit的CI状态"""
+    try:
+        return api_get(f"/commits/{sha}/status")
+    except Exception as e:
+        print(f"  ⚠️  获取commit状态失败: {e}")
+        return {"state": "error", "statuses": []}
+
+
+def has_ci_started(statuses):
+    """判断是否有CI job已经启动（pending/running/success/failure都算启动了）"""
+    pr_statuses = [s for s in statuses if "pull_request" in s.get("context", "")]
+    if not pr_statuses:
+        return False
+    # 只要有非pending且非空的状态，就算启动了
+    for s in pr_statuses:
+        if s.get("status") in ["success", "failure", "running"]:
+            return True
+        if s.get("status") == "pending" and "Has started running" in s.get("description", ""):
+            return True
+    # 全是"Blocked by required conditions"的pending也算（说明CI系统收到了事件）
+    for s in pr_statuses:
+        if "Blocked" in s.get("description", ""):
+            return True
+    return False
+
+
+def send_alert(pr_num, pr_title, pr_url, head_sha, commit_age_min):
+    """发送飞书告警"""
+    webhook = get_env("CI_NOTIFY_WEBHOOK")
+    if not webhook:
+        print("  ⚠️  未配置CI_NOTIFY_WEBHOOK，跳过告警")
+        return
+
+    gitea_url = get_env("GITEA_URL", "https://git.xiaoxiajianji.com")
+
+    content = {
+        "msg_type": "interactive",
+        "card": {
+            "header": {
+                "title": {"tag": "plain_text", "content": f"⚠️ CI告警 - PR#{pr_num} CI未触发"},
+                "template": "red",
+            },
+            "elements": [
+                {
+                    "tag": "div",
+                    "text": {
+                        "tag": "lark_md",
+                        "content": f"**PR**: [{pr_title}]({pr_url})\n**最新commit**: `{head_sha[:12]}`\n**已等待**: {commit_age_min:.0f} 分钟仍无CI启动\n**可能原因**: Gitea Actions事件丢失 / Webhook失败 / Runner资源不足",
+                    },
+                },
+                {
+                    "tag": "action",
+                    "actions": [
+                        {
+                            "tag": "button",
+                            "text": {"tag": "plain_text", "content": "查看PR"},
+                            "url": pr_url,
+                            "type": "primary",
+                        },
+                        {
+                            "tag": "button",
+                            "text": {"tag": "plain_text", "content": "查看Actions"},
+                            "url": f"{pr_url}/files",
+                            "type": "default",
+                        },
+                    ],
+                },
+                {
+                    "tag": "note",
+                    "elements": [
+                        {"tag": "plain_text", "content": f"CI触发监控 | 检测时间: {time.strftime('%Y-%m-%d %H:%M:%S')}"}
+                    ],
+                },
+            ],
+        },
+    }
+
+    try:
+        data = json.dumps(content).encode()
+        req = urllib.request.Request(webhook, data=data, method="POST")
+        req.add_header("Content-Type", "application/json")
+        with urllib.request.urlopen(req, timeout=10) as resp:
+            resp.read()
+        print(f"  📢 告警已发送: PR#{pr_num}")
+    except Exception as e:
+        print(f"  ⚠️  告警发送失败: {e}")
+
+
+def main():
+    stale_threshold = int(get_env("STALE_THRESHOLD_MIN", "5"))
+
+    print("=" * 60)
+    print(f"CI触发监控 - 检测时间: {time.strftime('%Y-%m-%d %H:%M:%S')}")
+    print(f"告警阈值: {stale_threshold}分钟无CI启动")
+    print("=" * 60)
+
+    # 获取open PR列表
+    try:
+        prs = get_open_prs()
+    except Exception as e:
+        print(f"❌ 获取PR列表失败: {e}")
+        sys.exit(0)  # 告警脚本不阻断CI
+
+    print(f"\n共 {len(prs)} 个open PR\n")
+
+    stale_prs = []
+    now = time.time()
+
+    for pr in prs:
+        pr_num = pr["number"]
+        pr_title = pr["title"]
+        pr_url = pr["html_url"]
+        head_sha = pr["head"]["sha"]
+        updated_at = pr["updated_at"]
+
+        # 解析updated_at（ISO格式）
+        try:
+            # 2026-07-17T09:22:43+08:00
+            from datetime import datetime, timedelta, timezone
+
+            # 简化处理：直接用字符串解析
+            ts_str = updated_at.replace("Z", "+00:00")
+            # 手动解析
+            dt = datetime.fromisoformat(ts_str)
+            commit_time = dt.timestamp()
+        except Exception as e:
+            print(f"  ⚠️  PR#{pr_num} 时间解析失败: {e}")
+            continue
+
+        age_min = (now - commit_time) / 60
+
+        print(f"PR#{pr_num:3d} | {pr_title[:45]:45s} | 更新于 {age_min:.0f}min前")
+
+        # 少于2分钟的跳过，给CI一点启动时间
+        if age_min < 2:
+            print(f"  ⏳ 刚更新，等待CI启动...")
+            continue
+
+        # 获取commit状态
+        status = get_commit_status(head_sha)
+        statuses = status.get("statuses", [])
+
+        if has_ci_started(statuses):
+            print(f"  ✅ CI已启动 (state={status.get('state')})")
+            continue
+
+        # CI未启动，判断是否超过阈值
+        if age_min >= stale_threshold:
+            print(f"  🚨 CI未触发！已等待 {age_min:.0f} 分钟")
+            stale_prs.append({"num": pr_num, "title": pr_title, "url": pr_url, "sha": head_sha, "age_min": age_min})
+        else:
+            print(f"  ⏳ CI尚未启动 ({age_min:.0f}min < {stale_threshold}min阈值)")
+
+    # 发送告警
+    print(f"\n{'=' * 60}")
+    print(f"检测结果: {len(stale_prs)} 个PR CI未触发超过阈值")
+
+    if stale_prs:
+        print("\n告警列表:")
+        for pr in stale_prs:
+            print(f"  - PR#{pr['num']}: {pr['title'][:40]} ({pr['age_min']:.0f}min)")
+            send_alert(pr["num"], pr["title"], pr["url"], pr["sha"], pr["age_min"])
+    else:
+        print("✅ 所有PR CI触发正常")
+
+    print("=" * 60)
+
+
+if __name__ == "__main__":
+    main()