fix: docker shudown do not save statistics

Author: moeakwak

backend/main.py

@@ -195,6 +195,7 @@ async def on_startup():
 # 关闭时
 @app.on_event("shutdown")
 async def on_shutdown():
+    logger.info("On shutdown...")
     close_reverse_proxy()
     utils.store_statistics.dump()
 

startup.sh

@@ -2,4 +2,5 @@
 cd /app
 caddy start --config /app/Caddyfile --adapter caddyfile
 cd /app/backend
-python main.py
+# python main.py
+exec uvicorn main:app --host 0.0.0.0 --port 8000 --proxy-headers --forwarded-allow-ips '*' --log-config logging_config.yaml