import 'custom_auth_manager.dart'; export 'custom_auth_manager.dart'; final _authManager = CustomAuthManager(); CustomAuthManager get authManager => _authManager; String get currentUserUid => currentUser?.uid ?? ''; String? get currentAuthenticationToken => authManager.authenticationToken; String? get currentAuthRefreshToken => authManager.refreshToken; DateTime? get currentAuthTokenExpiration => authManager.tokenExpiration;