# 안됨 (myproject) C:\projects\myproject>flask run * Environment: production WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead. * Debug mode: off Usage: flask run [OPTIONS] Try 'flask run --help' for help. Error: Could not locate a Flask application. You did not provide the "FLASK_APP" environment variable, and a "wsgi.py" or "app..