docs: @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          String title = this.getIntent().getStringExtra(EXTRA_TITLE);
          if(title == null) title = getApplicationName(this);
          boolean enableAnonymous = this.getIntent().getBooleanExtra(EXTRA_ENABLE_ANONYMOUS_LOGIN,false);
          CredentialView credentialView = new CredentialView(this,title);
          if(enableAnonymous)credentialView.enableAnonymousLogin();
  
          setContentView(credentialView);
          BackendServices.addLoginListener(new LoginListener() {
              @Override
              public void onNext(BackendUser backendUser) {
              if(backendUser != null){
                  AuthActivity.this.finish();
              }
              }
          });
  
          this.closeOptionsMenu();
      }