Make sure you have the mdb file in the same path of the app or else registration and sign in will not work
Fixed a whole lot of things and you can create an account and login
the user's data is stored locally in the mdb file and u will be able to see user's data, still learning backend (will add a fix later by storing the data locally in the app itself)
Google's Api authentication and authorizations hasn't been implemented
just a local sign up and login local database I did