refactor(warehouse): 刷新实体以获取最新数据

- 在创建和更新仓库商品后，添加实体刷新操作
- 确保返回的数据是最新的，避免潜在的并发问题

src/main/java/cn/lihongjie/coal/warehouseGoods/service/WarehouseGoodsService.java

@@ -54,10 +54,13 @@ public class WarehouseGoodsService
 
     @Autowired private ConversionService conversionService;
 
+
+
     public WarehouseGoodsDto create(CreateWarehouseGoodsDto request) {
         WarehouseGoodsEntity entity = mapper.toEntity(request);
 
         this.repository.save(entity);
+        em.refresh(entity);
         return getById(entity.getId());
     }
 
@@ -67,6 +70,8 @@ public class WarehouseGoodsService
 
         this.repository.save(entity);
 
+        em.refresh(entity);
+
         return getById(entity.getId());
     }