consumer模块完成度95%，实现数据库多端注册登录，优化安卓端小程序bug

pages/mall/consumer/member/index.uvue

@@ -97,7 +97,7 @@
         <view class="log-item" v-for="log in logs" :key="log.id">
           <view class="log-left">
             <text class="log-change">{{ getLevelName(log.old_level) }} → {{ getLevelName(log.new_level) }}</text>
-            <text class="log-reason">{{ log.reason || '系统升级' }}</text>
+            <text class="log-reason">{{ log.reason != null && log.reason != '' ? log.reason : '系统升级' }}</text>
           </view>
           <text class="log-time">{{ formatDate(log.created_at) }}</text>
         </view>
@@ -154,7 +154,7 @@ const loadMemberInfo = async (): Promise<void> => {
   try {
     const result = await supabaseService.getUserMemberInfo()
     
-    memberInfo.value = {
+    const info: MemberInfo = {
       member_level: result.getNumber('member_level') ?? 0,
       level_name: result.getString('level_name') ?? '普通会员',
       discount: result.getNumber('discount') ?? 1.0,
@@ -172,14 +172,16 @@ const loadMemberInfo = async (): Promise<void> => {
       } else {
         nextLevelObj = JSON.parse(JSON.stringify(nextLevelRaw)) as UTSJSONObject
       }
-      memberInfo.value.next_level = {
+      const nextLevel: MemberLevel = {
         id: nextLevelObj.getNumber('id') ?? 0,
         name: nextLevelObj.getString('name') ?? '',
         min_amount: nextLevelObj.getNumber('min_amount') ?? 0,
         discount: 1.0,
         description: null
       }
+      info.next_level = nextLevel
     }
+    memberInfo.value = info
   } catch (e) {
     console.error('加载会员信息失败:', e)
   }