Flask URL shortener is a tool that takes any URL and generates a shorter, more readable version like bit.ly.

Watch on YouTube: https://www.youtube.com/watch?v=g6chXThUReU

• On freeCodeCamp: https://www.freecodecamp.org/news/python-tutorial-how-to-create-a-url-shortener-using-flask/
• On Hashnode: https://ashutoshkrris.hashnode.dev/how-to-create-a-url-shortener-using-flask

.env file contents:

SECRET_KEY=verysecretkey
DATABASE_URL=sqlite:///shorty.db
APP_SETTINGS=config.DevelopmentConfig
FLASK_APP=core

While deploying the app, make sure you change the APP_SETTINGS to config.ProductionConfig.