fix: attach app service to external coolify network for traefik routing

docker-compose.yaml

@@ -28,6 +28,9 @@ services:
       - minio
     expose:
       - "4321"
+    networks:
+      - default
+      - coolify
     healthcheck:
       test: ["CMD", "node", "-e", "fetch('http://127.0.0.1:4321/api/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"]
       interval: 30s
@@ -66,3 +69,8 @@ services:
 volumes:
   db-data:
   minio-data:
+
+networks:
+  coolify:
+    external: true
+