7.30 解决前端同一个拼团显示两个的bug，明确下一步任务。

docs/dev-ops/nginx/html/js/index.js

@@ -81,14 +81,27 @@ document.addEventListener('DOMContentLoaded', () => {
         soldBox.textContent    = `${allTeamUserCount}人已抢`;
     }
 
-    /* ------------- 渲染拼团列表 ------------- */
+    /* ------------- 渲染拼团列表 (按 teamId 去重) ------------- */
     function renderTeams(list = [], groupPrice = 0) {
-        if (!list?.length) {
+        // 1) 先按 teamId 聚合，只取第一条
+        const uniq = [];
+        const seen = new Set();
+        list.forEach(t => {
+            if (!seen.has(t.teamId)) {
+                uniq.push(t);
+                seen.add(t.teamId);
+            }
+        });
+
+        if (!uniq.length) {
             groupTitle.textContent = '小伙伴，赶紧去开团吧，做村里最靓的仔。';
             return;
         }
+
+        // 2) 绘制
         userList.innerHTML = '';
-        list.forEach(t => userList.appendChild(makeItem(t, groupPrice)));
+        uniq.forEach(t => userList.appendChild(makeItem(t, groupPrice)));
+
         initUserMarquee(3);
         initCountdown();
     }
@@ -125,7 +138,9 @@ document.addEventListener('DOMContentLoaded', () => {
         div.className = 'user-item';
         div.innerHTML = `
     <div class="user-avatar"><i class="fas fa-user"></i></div>
-    <div class="user-info">
+    <div class="user-info"
+      data-teamid="${team.teamId}"
+      data-activityid="${team.activityId}">
       <div class="user-name">${maskedId}</div>
       <div class="user-status">
         仅剩 ${leftNum} 人成团

group-buying-sys-domain/src/main/java/edu/whut/domain/trade/service/lock/TradeLockLockOrderService.java

@@ -38,7 +38,6 @@ public class TradeLockLockOrderService implements ITradeLockOrderService {
         return repository.queryGroupBuyProgress(teamId);
     }
 
-    //TODO:设置超时未付款自动取消lock，释放资源
     @Override
     public MarketPayOrderEntity lockMarketPayOrder(UserEntity userEntity, PayActivityEntity payActivityEntity, PayDiscountEntity payDiscountEntity) throws Exception{
         log.info("拼团交易-锁定营销优惠支付订单:{} activityId:{} goodsId:{}", userEntity.getUserId(), payActivityEntity.getActivityId(), payDiscountEntity.getGoodsId());

group-buying-sys-domain/src/main/java/edu/whut/domain/trade/service/task/TradeTaskService.java

@@ -68,6 +68,7 @@ public class TradeTaskService implements ITradeTaskService {
      * @return key——任务总量、successCount、errorCount、retryCount
      */
     private Map<String, Integer> execNotifyJob(List<NotifyTaskEntity> notifyTaskEntityList) throws Exception {
+        //successCount:成功回调的任务数量
         int successCount = 0, errorCount = 0, retryCount = 0;
         for (NotifyTaskEntity notifyTask : notifyTaskEntityList) {
             // 回调小商城中的groupBuyNotify接口 success 成功，error 失败

group-buying-sys-infrastructure/src/main/java/edu/whut/infrastructure/adapter/repository/TradeRepository.java

@@ -46,6 +46,7 @@ import java.util.concurrent.TimeUnit;
 @RequiredArgsConstructor
 // todo:逆向后，还要处理 redis recoveryCount
 // todo:用户退单后，他的参与活动次数应该释放，应该还能再次参加拼团
+// todo:支付商城端的消息处理，已支付->退款   未支付->定时任务查询->调用拼团系统释放锁单。
 public class TradeRepository implements ITradeRepository {
 
     private final IGroupBuyOrderDao groupBuyOrderDao;

group-buying-sys-trigger/src/main/java/edu/whut/trigger/http/MarketIndexController.java

@@ -32,7 +32,8 @@ public class MarketIndexController implements IMarketIndexService {
 
     private final IIndexGroupBuyMarketService indexGroupBuyMarketService;
 
-    @RateLimiterAccessInterceptor(key = "userId", fallbackMethod = "queryGroupBuyMarketConfigFallBack", permitsPerSecond = 1.0d, blacklistCount = 1)
+    // 每秒放 5 个令牌，超限 5 次后算进黑名单
+    @RateLimiterAccessInterceptor(key = "userId", fallbackMethod = "queryGroupBuyMarketConfigFallBack", permitsPerSecond = 5.0d, blacklistCount = 5)
     @PostMapping("/query_group_buy_market_config")
     @Override
     public Response<GoodsMarketResponseDTO> queryGroupBuyMarketConfig(