【新增】后端分发优惠券增加按用户组分发的队列功能。

CoreCms.Net.IRepository/User/ICoreCmsUserRepository.cs

@@ -59,5 +59,13 @@ namespace CoreCms.Net.IRepository
         /// </summary>
         /// <returns></returns>
         Task<List<StatisticsOut>> StatisticsOrder(int day);
+
+
+        /// <summary>
+        /// 根据会员组获取会员id
+        /// </summary>
+        /// <returns></returns>
+        Task<List<int>> GetUserIdsByGrade(int gradeId);
+
     }
 }