Authenticate user using the Firebase Auth anonymous login.
If the authentication is successful, the first output is triggered and the Firebase UserCredential object returned.
If the authentication fails, the second output is triggered.
To use this flow, your app must have Firebase configured and anonymous authentication enabled in your Firebase project.
Number of outputs: 2
Firebase UserCredential object
Additional information of the authenticated user
Credentials returned by an auth provider
Firebase authentication operation type
Thrown if the authenticating the user failed.