feat(authentication): add custom routine, and documentation

packages/wyatt_authentication_bloc/example/lib/presentation/features/app/app.dart

@@ -30,19 +30,6 @@ import 'package:go_router/go_router.dart';
 import 'package:wyatt_authentication_bloc/wyatt_authentication_bloc.dart';
 import 'package:wyatt_form_bloc/wyatt_form_bloc.dart';
 
-// FutureOrResult<int?> onAccountChanges(
-//   AuthenticationRepository<int> repo,
-//   AuthChangeEvent? authEvent,
-// ) async {
-//   final id = Random().nextInt(1000);
-//   final token =
-//       await repo.getIdentityToken().fold((value) => value, (error) => 'null');
-
-//   debugPrint(
-//       'onAccountChanges: ${authEvent?.account}, type: ${authEvent.runtimeType}, token: $token, generatedId: $id');
-//   return Ok<int, AppException>(id);
-// }
-
 class App extends StatelessWidget {
   final AuthenticationRepository<int> authenticationRepository =
       AuthenticationRepositoryImpl(
@@ -64,7 +51,9 @@ class App extends StatelessWidget {
   Widget build(BuildContext context) {
     AuthenticationState<int>? previous;
 
-    final AuthenticationCubit<int> authenticationCubit = ExampleAuthenticationCubit(authenticationRepository: authenticationRepository);
+    final AuthenticationCubit<int> authenticationCubit =
+        ExampleAuthenticationCubit(
+            authenticationRepository: authenticationRepository);
 
     final GoRouter router = GoRouter(
       initialLocation: '/',
@@ -91,7 +80,7 @@ class App extends StatelessWidget {
             return '/home';
           }
         }
-        return null;
+        return state.name;
       },
     );