feat(auth): 预加载用户数据并优化登录状态同步

- 在启动屏预加载用户 token 与资料，避免首页白屏
- 新增 rehydrateUserSync 同步注入 Redux，减少异步等待
- 登录页兼容 ERR_REQUEST_CANCELED 取消场景
- 各页面统一依赖 isLoggedIn 判断，移除冗余控制台日志
- 步数卡片与详情页改为实时拉取健康数据，不再缓存至 Redux
- 后台任务注册移至顶层，防止重复定义
- 体重记录、HeaderBar 等 UI 细节样式微调

app/_layout.tsx

@@ -14,7 +14,7 @@ import { setupQuickActions } from '@/services/quickActions';
 import { initializeWaterRecordBridge } from '@/services/waterRecordBridge';
 import { WaterRecordSource } from '@/services/waterRecords';
 import { store } from '@/store';
-import { rehydrateUser, setPrivacyAgreed } from '@/store/userSlice';
+import { rehydrateUserSync, setPrivacyAgreed } from '@/store/userSlice';
 import { createWaterRecordAction } from '@/store/waterSlice';
 import { DailySummaryNotificationHelpers, MoodNotificationHelpers, NutritionNotificationHelpers } from '@/utils/notificationHelpers';
 import { clearPendingWaterRecords, syncPendingWidgetChanges } from '@/utils/widgetDataSync';
@@ -25,12 +25,6 @@ import { ToastProvider } from '@/contexts/ToastContext';
 import { BackgroundTaskManager } from '@/services/backgroundTaskManager';
 import { Provider } from 'react-redux';
 
-let resolver: (() => void) | null;
-
-// Create a promise and store its resolve function for later
-const promise = new Promise<void>((resolve) => {
-  resolver = resolve;
-});
 
 function Bootstrapper({ children }: { children: React.ReactNode }) {
   const dispatch = useAppDispatch();
@@ -43,13 +37,14 @@ function Bootstrapper({ children }: { children: React.ReactNode }) {
 
   React.useEffect(() => {
     const loadUserData = async () => {
-      await dispatch(rehydrateUser());
+      // 数据已经在启动界面预加载，这里只需要快速同步到 Redux 状态
+      await dispatch(rehydrateUserSync());
       setUserDataLoaded(true);
     };
     const initializeNotifications = async () => {
       try {
 
-        await BackgroundTaskManager.getInstance().initialize(promise);
+        await BackgroundTaskManager.getInstance().initialize();
         // 初始化通知服务
         await notificationService.initialize();
         console.log('通知服务初始化成功');