fix(player): 修正飘心Overlay生命周期

lib/pages/player/player_view.dart

@@ -39,6 +39,7 @@ import 'widgets/exit_clear_screen_button.dart';
 import 'widgets/feed_pull_refresh.dart';
 import 'widgets/player_center_toggle.dart';
 import 'widgets/player_loading_overlay.dart';
+import 'widgets/player_heart_overlay_scope.dart';
 import 'widgets/player_more_sheet.dart';
 import 'widgets/player_overlay.dart';
 import 'widgets/player_overlay_models.dart';
@@ -147,6 +148,8 @@ class _PlayerPageState extends State<PlayerPage>
   bool _loadingRemoved = true;
   bool _loadingFadeScheduled = false;
   bool _loggedLoadingUiVisible = false;
+  final PlayerHeartOverlayController _heartOverlayController =
+      PlayerHeartOverlayController();
   final Set<String> _precachedPosterUrls = {};
 
   /// 收藏切换后的本地增量：基准是详情快照，切换成功按服务端状态 ±1。
@@ -306,6 +309,7 @@ class _PlayerPageState extends State<PlayerPage>
   void dispose() {
     WidgetsBinding.instance.removeObserver(this);
     appRouteObserver.unsubscribe(this);
+    _heartOverlayController.dispose();
     _spriteAxisService
       ..removeListener(_handleSpriteFrameChanged)
       ..dispose();
@@ -701,6 +705,10 @@ class _PlayerPageState extends State<PlayerPage>
           ),
       ],
     );
+    final scopedBody = PlayerHeartOverlayScope(
+      controller: _heartOverlayController,
+      child: body,
+    );
     final player = AnnotatedRegion<SystemUiOverlayStyle>(
       key: const Key('player-system-overlay'),
       value: SystemUiOverlayStyle.light.copyWith(
@@ -713,12 +721,12 @@ class _PlayerPageState extends State<PlayerPage>
       child: Theme(
         data: AppTheme.dark(),
         child: widget.embedded
-            ? body
+            ? scopedBody
             : Scaffold(
                 key: const Key('player-scaffold'),
                 backgroundColor: AppColors.transparent,
                 resizeToAvoidBottomInset: false,
-                body: body,
+                body: scopedBody,
               ),
       ),
     );