feat(groupbuying): 完善拼团订单全链路及错误处理

- 拼团订单发货校验：必须成团后才能发货
- 限购校验：跨团组统计用户参与次数，超限拒绝
- 成团/失败自动通知所有成员（Redis Pub/Sub）
- 拼团详情页区分"进行中"和"已成团"团组展示
- 订单类型支持三态（普通/秒杀/拼团）前后端联调
- 400错误只显示业务消息，不再重复弹出状态码
- 响应式导航栏适配及UI优化
- 新增历史数据修复SQL脚本

flash-sale-frontend/src/components/business/ReviewDialog.vue

@@ -107,7 +107,10 @@ const reviewedItems = computed(() => items.value.filter(i => i.reviewed))
 const canSubmit = computed(() => reviewableItems.value.some(i => i.content.trim()))
 
 const loadReviewStatus = async () => {
-  if (!props.orderId || !props.orderItems.length) return
+  if (!props.orderId || !props.orderItems.length) {
+    items.value = []
+    return
+  }
   checkLoading.value = true
   try {
     const list: ReviewableItem[] = props.orderItems.map(item => ({
@@ -177,5 +180,14 @@ const handleSubmit = async () => {
 
 watch(() => props.visible, (val) => {
   if (val) loadReviewStatus()
+  if (!val) items.value = []
 })
+
+watch(
+  () => [props.orderId, props.orderItems],
+  () => {
+    if (props.visible) loadReviewStatus()
+  },
+  { immediate: true }
+)
 </script>