fix(redis): add stop_grace_period for graceful shutdown

docker-compose.yml

@@ -544,6 +544,7 @@ services:
     image: docker.io/valkey/valkey:8-alpine
     command: valkey-server --save 30 1 --loglevel warning
     restart: unless-stopped
+    stop_grace_period: 30s
     volumes:
       - valkey-data:/data
     cap_drop: