feat: start Sentinel on servers.

docker-compose.prod.yml

@@ -112,6 +112,9 @@ services:
       - "127.0.0.1:8888:8888"
     healthcheck:
       test: curl --fail http://127.0.0.1:8888/api/health || exit 1
+      interval: 10s
+      retries: 2
+      timeout: 5s
   postgres:
     volumes:
       - coolify-db:/var/lib/postgresql/data