[ ] When entering a wrong key, not a student account is created, but instead, the notification "Invalid Key. Please leave empty if you want to be a student." is displayed.
[ ] Below the field "Lecturer Key" there is a subtitle (same style as others) saying "You will not have the chance to upgrade your account later."
DEP: #326
AC:
[ ] When entering a wrong key, not a student account is created, but instead, the notification "Invalid Key. Please leave empty if you want to be a student." is displayed.
[ ] Below the field "Lecturer Key" there is a subtitle (same style as others) saying "You will not have the chance to upgrade your account later."