update compose file to use internal network

docker-compose.yaml

@@ -7,6 +7,13 @@ services:
     build:
       context: .
       dockerfile: Dockerfile
+    networks:
+      - proxy
     env_file: .env
     ports:
       - '${PORT}:3000'
+  
+  networks:
+    proxy:
+      external: true
+      name: proxy-internal