feat(medications): 简化药品添加流程并优化AI相机交互体验

- 移除药品添加选项底部抽屉,直接跳转至AI识别相机
- 优化AI相机拍摄完成后的按钮交互,展开为"拍照"和"完成"两个按钮
- 添加相机引导提示本地存储,避免重复显示
- 修复相机页面布局跳动问题,固定相机高度
- 为医疗免责声明组件添加触觉反馈错误处理
- 实现活动热力图的国际化支持,包括月份标签和统计文本

components/ActivityHeatMap.tsx

@@ -2,6 +2,7 @@ import { IconSymbol } from '@/components/ui/IconSymbol';
 import { Colors } from '@/constants/Colors';
 import { useAppSelector } from '@/hooks/redux';
 import { useColorScheme } from '@/hooks/useColorScheme';
+import { useI18n } from '@/hooks/useI18n';
 import dayjs from 'dayjs';
 import React, { useMemo, useState } from 'react';
 import { Dimensions, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
@@ -12,6 +13,7 @@ const ActivityHeatMap = () => {
   const colorScheme = useColorScheme();
   const colors = Colors[colorScheme ?? 'light'];
   const [showPopover, setShowPopover] = useState(false);
+  const { t } = useI18n();
 
   const activityData = useAppSelector(stat => stat.user.activityHistory);
 
@@ -103,8 +105,20 @@ const ActivityHeatMap = () => {
 
   // 获取月份标签（简化的月份标签系统）
   const getMonthLabels = useMemo(() => {
-    const monthNames = ['1月', '2月', '3月', '4月', '5月', '6月',
-      '7月', '8月', '9月', '10月', '11月', '12月'];
+    const monthNames = [
+      t('statistics.activityHeatMap.months.1'),
+      t('statistics.activityHeatMap.months.2'),
+      t('statistics.activityHeatMap.months.3'),
+      t('statistics.activityHeatMap.months.4'),
+      t('statistics.activityHeatMap.months.5'),
+      t('statistics.activityHeatMap.months.6'),
+      t('statistics.activityHeatMap.months.7'),
+      t('statistics.activityHeatMap.months.8'),
+      t('statistics.activityHeatMap.months.9'),
+      t('statistics.activityHeatMap.months.10'),
+      t('statistics.activityHeatMap.months.11'),
+      t('statistics.activityHeatMap.months.12'),
+    ];
 
     // 简单策略：均匀分布4-5个月份标签
     const totalWeeks = weeksToShow;
@@ -130,7 +144,7 @@ const ActivityHeatMap = () => {
     });
 
     return labelPositions;
-  }, [organizeDataByWeeks, weeksToShow]);
+  }, [organizeDataByWeeks, weeksToShow, t]);
 
   // 计算活动统计
   const activityStats = useMemo(() => {
@@ -156,14 +170,14 @@ const ActivityHeatMap = () => {
       <View style={styles.header}>
         <View style={styles.titleRow}>
           <Text style={[styles.subtitle, { color: colors.textMuted }]}>
-            最近6个月活跃 {activityStats.activeDays} 天
+            {t('statistics.activityHeatMap.subtitle', { days: activityStats.activeDays })}
           </Text>
           <View style={styles.rightSection}>
             <View style={[styles.statsBadge, {
               backgroundColor: 'rgba(122, 90, 248, 0.1)'
             }]}>
               <Text style={[styles.statsText, { color: colors.primary }]}>
-                {activityStats.activeRate}%
+                {t('statistics.activityHeatMap.activeRate', { rate: activityStats.activeRate })}
               </Text>
             </View>
             <Popover
@@ -184,23 +198,23 @@ const ActivityHeatMap = () => {
             >
               <View style={[styles.popoverContent, { backgroundColor: colors.card }]}>
                 <Text style={[styles.popoverTitle, { color: colors.text }]}>
-                  能量值的积攒后续可以用来兑换 AI 相关权益
+                  {t('statistics.activityHeatMap.popover.title')}
                 </Text>
                 <Text style={[styles.popoverSubtitle, { color: colors.text }]}>
-                  获取说明
+                  {t('statistics.activityHeatMap.popover.subtitle')}
                 </Text>
                 <View style={styles.popoverList}>
                   <Text style={[styles.popoverItem, { color: colors.textMuted }]}>
-                    1. 每日登录获得能量值+1
+                    {t('statistics.activityHeatMap.popover.rules.login')}
                   </Text>
                   <Text style={[styles.popoverItem, { color: colors.textMuted }]}>
-                    2. 每日记录心情获得能量值+1
+                    {t('statistics.activityHeatMap.popover.rules.mood')}
                   </Text>
                   <Text style={[styles.popoverItem, { color: colors.textMuted }]}>
-                    3. 记饮食获得能量值+1
+                    {t('statistics.activityHeatMap.popover.rules.diet')}
                   </Text>
                   <Text style={[styles.popoverItem, { color: colors.textMuted }]}>
-                    4. 完成一次目标获得能量值+1
+                    {t('statistics.activityHeatMap.popover.rules.goal')}
                   </Text>
                 </View>
               </View>
@@ -263,7 +277,9 @@ const ActivityHeatMap = () => {
 
       {/* 图例 */}
       <View style={styles.legend}>
-        <Text style={[styles.legendText, { color: colors.textMuted }]}>少</Text>
+        <Text style={[styles.legendText, { color: colors.textMuted }]}>
+          {t('statistics.activityHeatMap.legend.less')}
+        </Text>
         <View style={styles.legendColors}>
           {[0, 1, 2, 3, 4].map((level) => (
             <View
@@ -278,7 +294,9 @@ const ActivityHeatMap = () => {
             />
           ))}
         </View>
-        <Text style={[styles.legendText, { color: colors.textMuted }]}>多</Text>
+        <Text style={[styles.legendText, { color: colors.textMuted }]}>
+          {t('statistics.activityHeatMap.legend.more')}
+        </Text>
       </View>
     </View>
   );