fix: 合规审查卡死修复 + 小红书复制格式 + today-only过滤

platform/backend/app/database.py

@@ -3,6 +3,7 @@ from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import sessionmaker
 import os
 from pathlib import Path
+from datetime import datetime, timezone, timedelta
 
 PROJECT_ROOT = Path(__file__).resolve().parent.parent.parent.parent
 
@@ -140,6 +141,20 @@ def init_db():
     except Exception:
         pass  # SQLite 不支持 IF NOT EXISTS，但 create_all 对 SQLite 够用，这里仅为 PostgreSQL 迁移
 
+    # 清理卡死的 running 任务（超过 30 分钟无更新的标记为失败）
+    try:
+        with SessionLocal() as sess:
+            from sqlalchemy import text as sa_text
+            cutoff = datetime.now(timezone.utc) - timedelta(minutes=30)
+            sess.execute(
+                sa_text("UPDATE task_logs SET status='failed', message='系统启动时清理卡死任务', finished_at=now() "
+                        "WHERE status='running' AND started_at < :cutoff AND module_id != 'scheduled_task_monitor'"),
+                {"cutoff": cutoff}
+            )
+            sess.commit()
+    except Exception:
+        pass
+
 def get_db():
     db = SessionLocal()
     try: