fix(订单服务): 修复订单采购服务中的验证逻辑和状态处理

- 移除OrderPurchaseDto中Id字段的必填验证
- 修改ProWorkorderMaterialService中的订单筛选条件
- 增强AddOrderPurchase和UpdateOrderPurchase方法的验证逻辑
- 为订单添加初始状态值和事务处理
- 修复导入日期处理和空值判断

DOAN.Service/MES/Product/ProWorkorderMaterialService.cs

@@ -479,7 +479,7 @@ namespace DOAN.Service.MES.product
                 var orderPurchaseList = Context
                     .Queryable<OrderPurchase>()
                     .Where(o => o.MaterialCode == workorderInfo.productionCode)
-                    .Where(it => it.Orderindicator == 0)
+                    .Where(it => it.Orderindicator != -1)
                     .OrderBy(it => it.DeliveryDate)
                     .Select(
                         o => new OrderPurchaseDto