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

scripts/db_helper.py

@@ -6,7 +6,7 @@
 import sys
 import os
 from pathlib import Path
-from datetime import datetime, date
+from datetime import datetime, date, timedelta
 from typing import Optional, Dict, List
 
 # 加载 .env（在 scripts/ 目录下运行时需要）
@@ -53,7 +53,7 @@ def get_topics_by_status(status: str, db: Optional[Session] = None) -> List[Dict
         if close_db:
             db.close()
 
-def get_next_topic(priority: Optional[str] = None, db: Optional[Session] = None) -> Optional[Dict]:
+def get_next_topic(priority: Optional[str] = None, db: Optional[Session] = None, today_only: bool = False) -> Optional[Dict]:
     """获取下一个待处理的选题（状态为 pending/待处理）"""
     close_db = False
     if db is None:
@@ -65,6 +65,9 @@ def get_next_topic(priority: Optional[str] = None, db: Optional[Session] = None)
         query = db.query(Topic).filter(Topic.status.in_(status_filter))
         if priority:
             query = query.filter(Topic.priority == priority)
+        if today_only:
+            cutoff = datetime.now() - timedelta(hours=24)
+            query = query.filter(Topic.created_at >= cutoff)
         topic = query.order_by(Topic.priority_score.desc().nullslast(), Topic.created_at.asc()).first()
         return topic_to_dict(topic) if topic else None
     finally: