refactor(shared): update imports and package references

- Replace old package imports with new ones (e.g., core/core.dart)
- Update widget imports to use new package structure
- Replace ht_ui_kit with ui_kit package
- Adjust import paths for entity_details_page.dart and routes.dart

Author: fulleni

lib/shared/extensions/content_type_extensions.dart

@@ -1,6 +1,6 @@
+import 'package:core/core.dart';
 import 'package:flutter/widgets.dart';
-import 'package:ht_main/l10n/l10n.dart';
-import 'package:ht_shared/ht_shared.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/l10n/l10n.dart';
 
 /// An extension on [ContentType] to provide localized display names.
 extension ContentTypeX on ContentType {

lib/shared/services/feed_injector_service.dart

@@ -1,4 +1,4 @@
-import 'package:ht_shared/ht_shared.dart';
+import 'package:core/core.dart';
 import 'package:uuid/uuid.dart';
 
 /// A service responsible for injecting various types of FeedItems (like Ads

lib/shared/widgets/headline_tile_image_start.dart

@@ -1,10 +1,10 @@
+import 'package:core/core.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/entity_details/view/entity_details_page.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/router/routes.dart';
 import 'package:go_router/go_router.dart';
-import 'package:ht_main/entity_details/view/entity_details_page.dart';
-import 'package:ht_main/router/routes.dart';
-import 'package:ht_shared/ht_shared.dart';
-import 'package:ht_ui_kit/ht_ui_kit.dart';
 import 'package:timeago/timeago.dart' as timeago;
+import 'package:ui_kit/ui_kit.dart';
 
 /// {@template headline_tile_image_start}
 /// A shared widget to display a headline item with a small image at the start.

lib/shared/widgets/headline_tile_image_top.dart

@@ -1,10 +1,10 @@
+import 'package:core/core.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/entity_details/view/entity_details_page.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/router/routes.dart';
 import 'package:go_router/go_router.dart';
-import 'package:ht_main/entity_details/view/entity_details_page.dart';
-import 'package:ht_main/router/routes.dart';
-import 'package:ht_shared/ht_shared.dart';
-import 'package:ht_ui_kit/ht_ui_kit.dart';
 import 'package:timeago/timeago.dart' as timeago;
+import 'package:ui_kit/ui_kit.dart';
 
 /// {@template headline_tile_image_top}
 /// A shared widget to display a headline item with a large image at the top.

lib/shared/widgets/headline_tile_text_only.dart

@@ -1,10 +1,10 @@
+import 'package:core/core.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/entity_details/view/entity_details_page.dart';
+import 'package:flutter_news_app_mobile_client_full_source_code/router/routes.dart';
 import 'package:go_router/go_router.dart';
-import 'package:ht_main/entity_details/view/entity_details_page.dart';
-import 'package:ht_main/router/routes.dart';
-import 'package:ht_shared/ht_shared.dart';
-import 'package:ht_ui_kit/ht_ui_kit.dart';
 import 'package:timeago/timeago.dart' as timeago;
+import 'package:ui_kit/ui_kit.dart';
 
 /// {@template headline_tile_text_only}
 /// A widget to display a headline item with text only.