feat(flutter): 重做收藏与观看历史页

lib/l10n/app_localizations_zh.dart

@@ -1049,6 +1049,19 @@ class AppLocalizationsZh extends AppLocalizations {
   @override
   String get clearAll => '清空';
 
+  @override
+  String watchRecordsCount(int count) {
+    return '共 $count 条';
+  }
+
+  @override
+  String favoritesCount(int count) {
+    return '共 $count 部';
+  }
+
+  @override
+  String get favoriteLongPressHint => '长按卡片可取消收藏';
+
   @override
   String get clearWatchHistoryTitle => '清空观看记录？';