added restart policy

docker-compose.yml

@@ -1,6 +1,12 @@
 services:
   app:
     build: .
+    deploy:
+      restart_policy:
+        condition: on-failure
+        delay: 5s
+        max_attempts: 10
+        window: 120s
     ports:
       - "5121:5121"
     networks:

run.py

@@ -6,6 +6,8 @@ app = create_app()
 
 if __name__ == "__main__":
     os.makedirs(app.config["UPLOAD_FOLDER"], exist_ok=True)
+    print(f"listening on port {config.Config.PORT}")
+
     with app.app_context():
         db.create_all()
         serve(app, host="0.0.0.0", port=config.Config.PORT)