Firebase authentication

Firebase Authentication lets you add an end-to-end identity solution to your app for easy user authentication, sign-in, and onboarding

Google reference: https://firebase.google.com/docs/auth

Enable Firebase authentication

From the 'Build' menu in the sidebar, select 'Authentication'

Select 'Get started'

Under 'Native providers' select 'Email/Password'

Enable 'Email/Password' and click 'Save'

Your project is now ready to handle incoming authentication requests.