* Installs @vercel/postgres
* Installs @simplewebauthn/server
* Installs @simplewebauthn/browser
* Git-ignores all files starting with .env
* Reorganises folders in API
* Defines User type
* Defines Subscription type
* Defines Authenticator type
* Sets up table definition file
* Can get user from database
* Can add user to database
* Can get user's current challenge
* Can set user's current challenge
* Can get user's authenticators from database
* Can get authenticator by ID from database
* Can add user authenticator to database
* Can update authenticator in database
* Defines Relying Party information
* Can generate registration options
* Can verify registration response
* Defines registration API endpoint
* Defines user API endpoint
* Reorganises API functions on frontend
* Can access authentication API functions on frontend
* Can generate authentication options
* Can verify authentication response
* Documents the registration flow
* Fix dev_csso
* Form styling
* WIP adds sign up page