待灭菌仓流程，erp采购订单接口，日志完善

WarehouseMgr/Tnb.WarehouseMgr.Entities/Dto/ErpInputs/PurchaseOrderInput.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Tnb.WarehouseMgr.Entities.Dto.ErpInputs
+{
+    public class PurchaseOrderInput
+    {
+        /// <summary>
+        /// 单号
+        /// </summary>
+        public string? purchase_order { get; set; }
+
+        /// <summary>
+        /// 联系人
+        /// </summary>
+        public string? contact_person { get; set; }
+
+        /// <summary>
+        /// 电话
+        /// </summary>
+        public string? tel { get; set; }
+
+        /// <summary>
+        /// 供应商编号
+        /// </summary>
+        public string? supplier_code { get; set; }
+
+        /// <summary>
+        /// 凭证日期
+        /// </summary>
+        public DateTime? certificate_date { get; set; }
+
+        /// <summary>
+        /// 供货日期
+        /// </summary>
+        public DateTime? ship_date { get; set; }
+
+        /// <summary>
+        /// 主表pk
+        /// </summary>
+        public string? erp_pk { get; set; }
+
+        public List<PurchaseOrderDetail> details { get; set; }
+    }
+    public class PurchaseOrderDetail
+    {
+        /// <summary>
+        /// 行号
+        /// </summary>
+        public string? lineno { get; set; }
+
+        /// <summary>
+        /// 物品代码
+        /// </summary>
+        public string? material_code { get; set; }
+
+        /// <summary>
+        /// 单位代码
+        /// </summary>
+        public string? unit_code { get; set; }
+
+        /// <summary>
+        /// 采购数量
+        /// </summary>
+        public decimal? purchase_quantity { get; set; }
+
+        /// <summary>
+        /// 库存地点编号
+        /// </summary>
+        public string? stock_location { get; set; }
+
+        /// <summary>
+        /// 批次
+        /// </summary>
+        public string? code_batch { get; set; }
+
+        /// <summary>
+        /// 交货日期
+        /// </summary>
+        public DateTime? delivery_date { get; set; }
+
+        /// <summary>
+        /// 子表主键
+        /// </summary>
+        public string erp_line_pk { get; set; }
+    }
+}