add(接口)：添加授权、用户、好友关系服务接口

backend/IM_API/Models/User.cs

@@ -41,7 +41,7 @@ public partial class User
     /// 1：在线
     /// </summary>
     [Column(TypeName = "tinyint(4)")]
-    public sbyte OlineStatus { get; set; }
+    public UserOnlineStatus OlineStatus { get; set; }
 
     /// <summary>
     /// 创建时间
@@ -60,7 +60,7 @@ public partial class User
     /// (0：未激活,1：正常,2：封禁)
     /// </summary>
     [Column(TypeName = "tinyint(4)")]
-    public sbyte Status { get; set; }
+    public UserStatus Status { get; set; }
 
     /// <summary>
     /// 软删除标识