feat(ui): 统一健康卡片标题图标并优化语音录音稳定性

- 为所有健康数据卡片添加对应功能图标，提升视觉一致性
- 将“小鱼干”文案统一为“能量值”，并更新获取说明
- 语音录音页面增加组件卸载保护、错误提示与资源清理逻辑
- 个人页支持毛玻璃按钮样式，默认用户名置空
- 新增血氧、饮食、心情、压力、睡眠、步数、体重等图标资源
- 升级 react-native-purchases 至 9.4.3
- 移除 useAuthGuard 调试日志

components/statistic/SleepCard.tsx

@@ -1,4 +1,5 @@
 import { fetchCompleteSleepData, formatSleepTime } from '@/utils/sleepHealthKit';
+import { Image } from 'expo-image';
 import React, { useEffect, useState } from 'react';
 import { StyleSheet, Text, TouchableOpacity, View } from 'react-native';
 
@@ -39,6 +40,10 @@ const SleepCard: React.FC<SleepCardProps> = ({
   const CardContent = (
     <View style={[styles.container, style]}>
       <View style={styles.cardHeaderRow}>
+        <Image
+          source={require('@/assets/images/icons/icon-sleep.png')}
+          style={styles.titleIcon}
+        />
         <Text style={styles.cardTitle}>睡眠</Text>
       </View>
       <Text style={styles.sleepValue}>
@@ -65,11 +70,18 @@ const styles = StyleSheet.create({
   cardHeaderRow: {
     flexDirection: 'row',
     alignItems: 'center',
-    justifyContent: 'space-between',
+    justifyContent: 'flex-start',
+  },
+  titleIcon: {
+    width: 16,
+    height: 16,
+    marginRight: 6,
+    resizeMode: 'contain',
   },
   cardTitle: {
     fontSize: 14,
     color: '#192126',
+    fontWeight: '600',
   },
   sleepValue: {
     fontSize: 16,