Describe the solution you'd like as a user story
As a new user, I want to know if my email is invalid or my password doesn't meet the requirements. As a returning user, I want to know if my credentials don't satisfy any known user.
Definition of Done
Sign-in with bad password does not redirect to garbage
Sign-up with bad password outputs proper error message
Sign-up does not request to make a new user if the validation is bad
Describe the solution you'd like as a user story As a new user, I want to know if my email is invalid or my password doesn't meet the requirements. As a returning user, I want to know if my credentials don't satisfy any known user.
Definition of Done
Additional context N/A