i am try to connect socket with angular app with flask_socket library but when i try to connect with live server which deploy on aws ec2 its give error code of 404 but its working if i run flask server localy

app = Flask(__name__)
socketio = SocketIO(app,cors_allowed_origins='*')
CORS(app,  resources={r"/*": {"origins": "*"}})

@socketio.on('connect')
def handle_connect():
   print('Client connected')

@socketio.on('message')
def handle_message(message):
   print('Received message:', message)
   emit('response', 'Server received: ' + message)

if __name__ == "__main__":
   socketio.run(app,debug=True,host='0.0.0.0',port=8000)

also i configure nginx

  location / {
                proxy_pass http://localhost:8000;
          

location /socket.io {
        include proxy_params;
        proxy_http_version 1.1;
       proxy_buffering off;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_pass http://localhost:8000/socket.io;


    }               }