change port to old system

main.py

@@ -53,5 +53,5 @@ def index():
     return app.send_static_file('index.html')
 
 if __name__ == '__main__':
-    socketio.run(app, host='0.0.0.0')
+    socketio.run(app, host='0.0.0.0', port=8000)