feat(app): 客户端展示多语言并支持筛选分页

lib/pages/notices/notices_page.dart

@@ -171,6 +171,17 @@ class _NoticesPageState extends State<NoticesPage> {
         label: Text(l10n.retry),
       );
     }
+    if (_controller.notices.isNotEmpty && !_controller.hasMore) {
+      return Padding(
+        key: const Key('paged-list-no-more'),
+        padding: const EdgeInsets.symmetric(vertical: 16),
+        child: Text(
+          l10n.noMoreItems,
+          textAlign: TextAlign.center,
+          style: const TextStyle(color: AppColors.textHint, fontSize: 12),
+        ),
+      );
+    }
     return const SizedBox.shrink();
   }