fix:优化pm2配置项

crawler/scrapers/rss_scraper.py

@@ -3,6 +3,7 @@
 import re
 import socket
 from datetime import datetime, timezone
+from typing import List, Set, Tuple
 
 import feedparser
 
@@ -33,7 +34,7 @@ def _matches_keywords(text: str) -> bool:
     return False
 
 
-def _fetch_one_feed(name: str, url: str, timeout: int) -> list[dict]:
+def _fetch_one_feed(name: str, url: str, timeout: int) -> List[dict]:
     """抓取单个 RSS 源，超时或异常返回空列表。不负责去重。"""
     old_timeout = socket.getdefaulttimeout()
     socket.setdefaulttimeout(timeout)
@@ -72,14 +73,14 @@ def _fetch_one_feed(name: str, url: str, timeout: int) -> list[dict]:
     return out
 
 
-def fetch_all() -> list[dict]:
+def fetch_all() -> List[dict]:
     """抓取所有配置的 RSS 源，按源超时与隔离错误，全局去重后返回。"""
     sources = get_feed_sources()
     if not sources:
         return []
 
-    items: list[dict] = []
-    seen: set[tuple[str, str]] = set()
+    items: List[dict] = []
+    seen: Set[Tuple[str, str]] = set()
 
     for name, url in sources:
         batch = _fetch_one_feed(name, url, FEED_TIMEOUT)