add auth

lib/features/news/presentation/providers/news_provider.dart

@@ -5,10 +5,14 @@
 library;
 
 import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:worker/core/network/dio_client.dart';
+import 'package:worker/core/services/frappe_auth_provider.dart';
 import 'package:worker/features/news/data/datasources/news_local_datasource.dart';
-import 'package:worker/features/news/data/repositories/news_repository_impl.dart';
+import 'package:worker/features/news/data/datasources/news_remote_datasource.dart';
+import 'package:worker/features/news/domain/entities/blog_category.dart';
 import 'package:worker/features/news/domain/entities/news_article.dart';
 import 'package:worker/features/news/domain/repositories/news_repository.dart';
+import 'package:worker/features/news/data/repositories/news_repository_impl.dart';
 
 part 'news_provider.g.dart';
 
@@ -20,13 +24,27 @@ NewsLocalDataSource newsLocalDataSource(Ref ref) {
   return NewsLocalDataSource();
 }
 
+/// News Remote DataSource Provider
+///
+/// Provides instance of NewsRemoteDataSource with Frappe auth service.
+@riverpod
+Future<NewsRemoteDataSource> newsRemoteDataSource(Ref ref) async {
+  final dioClient = await ref.watch(dioClientProvider.future);
+  final frappeAuthService = ref.watch(frappeAuthServiceProvider);
+  return NewsRemoteDataSource(dioClient, frappeAuthService);
+}
+
 /// News Repository Provider
 ///
 /// Provides instance of NewsRepository implementation.
 @riverpod
-NewsRepository newsRepository(Ref ref) {
+Future<NewsRepository> newsRepository(Ref ref) async {
   final localDataSource = ref.watch(newsLocalDataSourceProvider);
-  return NewsRepositoryImpl(localDataSource: localDataSource);
+  final remoteDataSource = await ref.watch(newsRemoteDataSourceProvider.future);
+  return NewsRepositoryImpl(
+    localDataSource: localDataSource,
+    remoteDataSource: remoteDataSource,
+  );
 }
 
 /// News Articles Provider
@@ -35,7 +53,7 @@ NewsRepository newsRepository(Ref ref) {
 /// Returns AsyncValue<List<NewsArticle>> for proper loading/error handling.
 @riverpod
 Future<List<NewsArticle>> newsArticles(Ref ref) async {
-  final repository = ref.watch(newsRepositoryProvider);
+  final repository = await ref.watch(newsRepositoryProvider.future);
   return repository.getAllArticles();
 }
 
@@ -45,7 +63,7 @@ Future<List<NewsArticle>> newsArticles(Ref ref) async {
 /// Returns AsyncValue<NewsArticle?> (null if no featured article).
 @riverpod
 Future<NewsArticle?> featuredArticle(Ref ref) async {
-  final repository = ref.watch(newsRepositoryProvider);
+  final repository = await ref.watch(newsRepositoryProvider.future);
   return repository.getFeaturedArticle();
 }
 
@@ -79,7 +97,7 @@ class SelectedNewsCategory extends _$SelectedNewsCategory {
 @riverpod
 Future<List<NewsArticle>> filteredNewsArticles(Ref ref) async {
   final selectedCategory = ref.watch(selectedNewsCategoryProvider);
-  final repository = ref.watch(newsRepositoryProvider);
+  final repository = await ref.watch(newsRepositoryProvider.future);
 
   // If no category selected, return all articles
   if (selectedCategory == null) {
@@ -96,6 +114,22 @@ Future<List<NewsArticle>> filteredNewsArticles(Ref ref) async {
 /// Used for article detail page.
 @riverpod
 Future<NewsArticle?> newsArticleById(Ref ref, String articleId) async {
-  final repository = ref.watch(newsRepositoryProvider);
+  final repository = await ref.watch(newsRepositoryProvider.future);
   return repository.getArticleById(articleId);
 }
+
+/// Blog Categories Provider
+///
+/// Fetches all published blog categories from Frappe API.
+/// Returns AsyncValue<List<BlogCategory>> (domain entities) for proper loading/error handling.
+///
+/// Example categories:
+/// - Tin tức (News)
+/// - Chuyên môn (Professional)
+/// - Dự án (Projects)
+/// - Khuyến mãi (Promotions)
+@riverpod
+Future<List<BlogCategory>> blogCategories(Ref ref) async {
+  final repository = await ref.watch(newsRepositoryProvider.future);
+  return repository.getBlogCategories();
+}