Authentication
Authentication pages to authenticate authorized users
Login the user->127.0.0.1:5000/resultRegister new user->127.0.0.1:5000/registerLogout existing user->127.0.0.1:5000/logout
Login
Login function is implemented at main.py:
Whenever user presses the login button, it will make a call to /result URL endpoint and login the user by the session created by Flask.

Signup
Registration function is implemented at main.py:
Whenever user presses the register button, it will make a call to /register URL endpoint and login the user upon successful registration.

Logout
Logout function is implemented at main.py:
Whenever user presses the logout button, it will make a call to logout URL endpoint and logout the user.