feat: 扩展领域模型与配置

src/Domain/TakeoutSaaS.Domain/Inventory/Entities/InventoryBatch.cs

@@ -0,0 +1,44 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Inventory.Entities;
+
+/// <summary>
+/// SKU 批次信息。
+/// </summary>
+public sealed class InventoryBatch : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// SKU 标识。
+    /// </summary>
+    public Guid ProductSkuId { get; set; }
+
+    /// <summary>
+    /// 批次编号。
+    /// </summary>
+    public string BatchNumber { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 生产日期。
+    /// </summary>
+    public DateTime? ProductionDate { get; set; }
+
+    /// <summary>
+    /// 过期日期。
+    /// </summary>
+    public DateTime? ExpireDate { get; set; }
+
+    /// <summary>
+    /// 入库数量。
+    /// </summary>
+    public int Quantity { get; set; }
+
+    /// <summary>
+    /// 剩余数量。
+    /// </summary>
+    public int RemainingQuantity { get; set; }
+}