getCurrentUser method
Implementation
@override
Future<AuthResult<UserModel?>> getCurrentUser() async {
try {
final user = _auth.currentUser;
if (user == null) return const AuthResult.success(null);
return AuthResult.success(_mapFirebaseUser(user));
} on fb.FirebaseAuthException catch (e) {
return AuthResult.failure(AuthException.fromFirebase(e));
}
}