feat(healthkit): 实现HealthKit与服务端的双向数据同步，包括身高、体重和出生日期的获取与保存

app/(tabs)/statistics.tsx

@@ -15,11 +15,14 @@ import { Colors } from '@/constants/Colors';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { BackgroundTaskManager } from '@/services/backgroundTaskManagerV2';
+import { syncHealthKitToServer } from '@/services/healthKitSync';
 import { setHealthData } from '@/store/healthSlice';
 import { fetchDailyMoodCheckins, selectLatestMoodRecordByDate } from '@/store/moodSlice';
+import { updateUserProfile } from '@/store/userSlice';
 import { fetchTodayWaterStats } from '@/store/waterSlice';
 import { getMonthDaysZh, getTodayIndexInMonth } from '@/utils/date';
 import { fetchHealthDataForDate, testHRVDataFetch } from '@/utils/health';
+import { logger } from '@/utils/logger';
 import dayjs from 'dayjs';
 import { LinearGradient } from 'expo-linear-gradient';
 import { debounce } from 'lodash';
@@ -58,6 +61,7 @@ const FloatingCard = ({ children, style }: {
 export default function ExploreScreen() {
   const { t } = useTranslation();
   const stepGoal = useAppSelector((s) => s.user.profile?.dailyStepsGoal) ?? 2000;
+  const userProfile = useAppSelector((s) => s.user.profile);
 
   const { pushIfAuthedElseLogin, isLoggedIn } = useAuthGuard();
 
@@ -273,8 +277,44 @@ export default function ExploreScreen() {
     }
   }, [executeLoadAllData, debouncedLoadAllData]);
 
+  // 同步 HealthKit 数据到服务端（带智能 diff 比较）
+  const syncHealthDataToServer = React.useCallback(async () => {
+    if (!isLoggedIn || !userProfile) {
+      logger.info('用户未登录，跳过 HealthKit 数据同步');
+      return;
+    }
+
+    try {
+      logger.info('开始同步 HealthKit 个人健康数据到服务端...');
+      
+      // 传入当前用户资料，用于 diff 比较
+      const success = await syncHealthKitToServer(
+        async (data) => {
+          await dispatch(updateUserProfile(data) as any);
+        },
+        userProfile // 传入当前用户资料进行比较
+      );
+      
+      if (success) {
+        logger.info('HealthKit 数据同步到服务端成功');
+      } else {
+        logger.info('HealthKit 数据同步到服务端跳过（无变化）或失败');
+      }
+    } catch (error) {
+      logger.error('同步 HealthKit 数据到服务端失败:', error);
+    }
+  }, [isLoggedIn, dispatch, userProfile]);
+
+  // 初始加载时执行数据加载和同步
   useEffect(() => {
     loadAllData(currentSelectedDate);
+    
+    // 延迟1秒后执行同步，避免影响初始加载性能
+    const syncTimer = setTimeout(() => {
+      syncHealthDataToServer();
+    }, 1000);
+    
+    return () => clearTimeout(syncTimer);
   }, [])