Just following a Flask tutorial to learn the technology
Links for Login, Email Support and further DB interaction at end of article. https://www.digitalocean.com/community/tutorials/how-to-make-a-web-application-using-flask-in-python-3
https://www.tutorialspoint.com/flask/index.htm
https://www.geeksforgeeks.org/flask-tutorial/
https://www.techwithtim.net/tutorials/flask
https://www.softwaretestinghelp.com/python-flask-tutorial/
Meteorology: https://www.jetbrains.com/help/pycharm/creating-web-application-with-flask.html