修改User模块

Modules/Store.Users/Dtos/ShopRenewRequest.cs

@@ -1,13 +1,16 @@
 using System.ComponentModel.DataAnnotations;
 namespace Store.Users.Dtos;
 
-/// <summary>续费请求；仅声明店铺ID非空，时长和长度由服务或命令处理。</summary>
+/// <summary>续费请求；输入规则由 DTO 声明，命令管道在事务前校验。</summary>
 public class ShopRenewRequest
 {
     /// <summary>续费账户；管理员可指定任意账户，普通主账号仅限本人及直属子账号。</summary>
+    [StringLength(20)]
     public string? UserName { get; set; }
-    [Required(ErrorMessage = "店铺ID不能为空")] public string ShopId { get; set; } = "";
+    [Required(ErrorMessage = "店铺ID不能为空"), StringLength(50)] public string ShopId { get; set; } = "";
     /// <summary>续费时长，单位月，合法范围1-120。</summary>
+    [Range(1, 120, ErrorMessage = "续费时长必须为1-120个月")]
     public int RenewDuration { get; set; }
+    [StringLength(255)]
     public string? Remark { get; set; }
 }