style: 修复代码格式问题，包括空格和空行

src/service/order.service.ts

@@ -722,14 +722,14 @@ export class OrderService {
       return {
         product: await this.productModel.findOne({
           where: { sku: comp.sku },
-          relations: ['components','attributes'],
+          relations: ['components', 'attributes'],
         }),
         quantity: comp.quantity * orderItem.quantity,
       }
     })) : [{ product, quantity: orderItem.quantity }]
 
     const orderSales: OrderSale[] = componentDetails.map(componentDetail => {
-      if(!componentDetail.product) return null
+      if (!componentDetail.product) return null
       const attrsObj = this.productService.getAttributesObject(product.attributes)
       const orderSale = plainToClass(OrderSale, {
         orderId: orderItem.orderId,
@@ -2639,7 +2639,4 @@ export class OrderService {
       throw new Error(`导出CSV文件失败: ${error.message}`);
     }
   }
-
-
-
 }