As a user I can create an account with a unique username when I want to register
Acceptance Criteria: Given a username and password, the api will add the username and hashed password into the database if the username is unique and redirects if the username is taken.
As a user I can create an account with a unique username when I want to register
Acceptance Criteria: Given a username and password, the api will add the username and hashed password into the database if the username is unique and redirects if the username is taken.