import "package:fast_immutable_collections/fast_immutable_collections.dart"; import "package:nexusbot/models/registration.dart"; import "package:riverpod/riverpod.dart"; class RegistrationController extends Notifier> { @override IList build() => const IList.empty(); void add(Registration registration) => state = state.add(registration); static final provider = NotifierProvider>( RegistrationController.new, ); }