完成门店管理后端接口与任务

src/Application/TakeoutSaaS.Application/App/Stores/Dto/StoreFeeCalculationItemDto.cs

@@ -0,0 +1,26 @@
+using System.Text.Json.Serialization;
+using TakeoutSaaS.Shared.Abstractions.Serialization;
+
+namespace TakeoutSaaS.Application.App.Stores.Dto;
+
+/// <summary>
+/// 费用计算商品项。
+/// </summary>
+public sealed record StoreFeeCalculationItemDto
+{
+    /// <summary>
+    /// SKU ID。
+    /// </summary>
+    [JsonConverter(typeof(SnowflakeIdJsonConverter))]
+    public long SkuId { get; init; }
+
+    /// <summary>
+    /// 数量。
+    /// </summary>
+    public int Quantity { get; init; }
+
+    /// <summary>
+    /// 单件打包费。
+    /// </summary>
+    public decimal PackagingFee { get; init; }
+}