添加项目文件。

GroupService.WebApi/Application/Dtos/GroupResponse.cs

@@ -0,0 +1,45 @@
+using GroupService.Domain.Enums;
+
+namespace GroupService.WebApi.Application.Dtos
+{
+    public class GroupResponse
+    {
+        public Guid Id { get; private set; }
+        public string Name { get; private set; }
+        /// <summary>
+        /// 群主
+        /// </summary>
+        public Guid GroupMaster { get; private set; }
+
+        /// <summary>
+        /// 群权限
+        /// （0：需管理员同意,1：任意人可加群,2：不允许任何人加入）
+        /// </summary>
+        public GroupAuthorityType Authority { get; private set; }
+        /// <summary>
+        /// 全员禁言（false允许发言，true全员禁言）
+        /// </summary>
+        public bool AllMembersBanned { get; private set; }
+        /// <summary>
+        /// 群聊状态
+        /// (1：正常,2：封禁)
+        /// </summary>
+        public GroupState Status { get; private set; }
+
+        /// <summary>
+        /// 群公告
+        /// </summary>
+        public string Announcement { get; private set; }
+
+        /// <summary>
+        /// 群头像
+        /// </summary>
+        public string? Avatar { get; private set; }
+        public long MaxSequenceId { get; private set; }
+        public string LastMessage { get; private set; }
+        public string LastSenderName { get; private set; }
+        public DateTimeOffset Created { get; private set; }
+        public DateTimeOffset Updated { get; private set; }
+    }
+
+}