fix: retry telegram bot startup without traceback spam

main.py

@@ -55,7 +55,7 @@ async def start_tg_bot():
 
     from telegram.request import HTTPXRequest
 
-    proxy_request = HTTPXRequest(proxy=PROXY_URL)
+    proxy_request = HTTPXRequest(proxy=PROXY_URL, connect_timeout=20.0, read_timeout=20.0, write_timeout=20.0, pool_timeout=5.0)
     tg_app = (
         Application.builder()
         .token(config.TG_BOT_TOKEN)
@@ -86,10 +86,17 @@ async def start_tg_bot():
 async def stop_tg_bot():
     global tg_app
     if tg_app:
-        await tg_app.updater.stop()
-        await tg_app.stop()
-        await tg_app.shutdown()
-        logger.info("🛑 TG Bot 已停止")
+        try:
+            if tg_app.updater and tg_app.updater.running:
+                await tg_app.updater.stop()
+            if tg_app.running:
+                await tg_app.stop()
+            await tg_app.shutdown()
+            logger.info("🛑 TG Bot 已停止")
+        except Exception as e:
+            logger.warning(f"⚠️ TG Bot 停止/清理异常: {type(e).__name__}: {e}")
+        finally:
+            tg_app = None
 
 
 # ============ FastAPI ============
@@ -98,12 +105,22 @@ from web.api import app as web_app
 
 
 async def start_tg_bot_safe():
-    """启动 TG Bot，并确保异常能进日志。"""
-    try:
-        await start_tg_bot()
-    except Exception:
-        logger.exception("❌ TG Bot 启动失败")
-        raise
+    """启动 TG Bot；初始化阶段网络失败时压缩日志并自动重试。"""
+    delay = 10
+    while True:
+        try:
+            await start_tg_bot()
+            return
+        except asyncio.CancelledError:
+            raise
+        except Exception as e:
+            logger.error(f"❌ TG Bot 启动失败，将在 {delay}s 后重试: {type(e).__name__}: {e}")
+            try:
+                await stop_tg_bot()
+            except Exception:
+                pass
+            await asyncio.sleep(delay)
+            delay = min(120, delay * 2)
 
 
 @asynccontextmanager