营销工具进一步优化并增加删除功能

AllBase/Model/Result/PDDResult/PDDCouponResult/PDDCouponGoodsListInfo.cs

@@ -33,6 +33,7 @@ namespace AllBase.Model.Result.PDDResult
         public string thumb_url { get; set; } // "https://img.pddpic.com/gaudit-image/2025-10-11/53d910624aa2976ce40a6f86ee7c152d.jpeg",
         public bool? is_filtered { get; set; } // false, 如果是true则不能设置优惠券
         public string filtered_reason { get; set; } // "该商品已售罄"
+        public extension_info extension { get; set; }
         public int? filtered_reason_type { get; set; } // 0,
         public bool? is_selected { get; set; } // false,
         public int? recommend_coupon_value { get; set; } // 300,
@@ -45,6 +46,11 @@ namespace AllBase.Model.Result.PDDResult
         public string shopName { get; set; }
     }
 
+    public class extension_info
+    {
+        public string hasInstallmentDeliverySku { get; set; }
+    }
+
     public class recommend_coupon_value_info
     {
         public int? recommend_coupon_value { get; set; } // 1100,