- Implement remember method in User model to generate and store a remember token
- Update SessionsController to call remember on successful login
- Enhance current_user method to retrieve user from cookies if session is not present
- Add forget method to clear remember token on logout
- Create migration to add remember_digest column to users table
- Update session creation to use safe navigation operator
- Implement log_out method in SessionsHelper
- Add session reset and login on user creation
- Improve user login tests for better coverage
These changes improve the user session management by ensuring
that the session is handled more safely and efficiently. The
addition of the log_out method centralizes session termination,
while the updated tests ensure that both login and logout
functionality are thoroughly validated.