* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

warning 이라고 나오는데 어떤 문제가 있을까요??

/Users/gimmujong/Desktop/sparta/projects/prac/venv/bin/python /Users/gimmujong/Desktop/sparta/projects/prac/app.py 

 * Serving Flask app 'app'

 * Debug mode: on

WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.

 * Running on all addresses (0.0.0.0)

 * Running on http://127.0.0.1:5000

 * Running on http://192.168.0.3:5000

Press CTRL+C to quit

 * Restarting with stat

 * Debugger is active!

 * Debugger PIN: 512-620-556