refactor: 修复预热编排器竞态条件添加 runToken 机制

apps/lib/app/services/app_prewarm_orchestrator.dart

@@ -37,6 +37,7 @@ class AppPrewarmOrchestrator extends ChangeNotifier {
 
   String? _userId;
   Future<void>? _running;
+  int _runToken = 0;
 
   bool get isBootBlocking => _status == AppPrewarmStatus.running;
 
@@ -51,6 +52,7 @@ class AppPrewarmOrchestrator extends ChangeNotifier {
     }
 
     _userId = userId;
+    final runToken = ++_runToken;
     _status = AppPrewarmStatus.running;
     notifyListeners();
 
@@ -60,7 +62,7 @@ class AppPrewarmOrchestrator extends ChangeNotifier {
       _runPrewarmUnreadInbox(),
     ]);
 
-    final running = _runWithBudget(tasks);
+    final running = _runWithBudget(tasks, userId: userId, runToken: runToken);
     _running = running;
     return running.whenComplete(() {
       if (identical(_running, running)) {
@@ -93,15 +95,30 @@ class AppPrewarmOrchestrator extends ChangeNotifier {
     return _inboxRepository.getMessages(isRead: false);
   }
 
-  Future<void> _runWithBudget(Future<void> tasks) async {
+  Future<void> _runWithBudget(
+    Future<void> tasks, {
+    required String userId,
+    required int runToken,
+  }) async {
+    bool isLatestRun() => _runToken == runToken && _userId == userId;
+
     try {
       await tasks.timeout(bootBudget);
+      if (!isLatestRun()) {
+        return;
+      }
       _status = AppPrewarmStatus.completed;
       notifyListeners();
     } on TimeoutException {
+      if (!isLatestRun()) {
+        return;
+      }
       _status = AppPrewarmStatus.timedOut;
       notifyListeners();
     } catch (_) {
+      if (!isLatestRun()) {
+        return;
+      }
       _status = AppPrewarmStatus.failed;
       notifyListeners();
     }
@@ -110,6 +127,7 @@ class AppPrewarmOrchestrator extends ChangeNotifier {
   void reset() {
     _userId = null;
     _running = null;
+    _runToken += 1;
     if (_status != AppPrewarmStatus.idle) {
       _status = AppPrewarmStatus.idle;
       notifyListeners();