edit order

src/modules/orders/dto/admin-update-order-item.dto.ts

@@ -0,0 +1,9 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNumber, Min } from 'class-validator';
+
+export class AdminUpdateOrderItemDto {
+  @ApiProperty({ description: 'New quantity', minimum: 1 })
+  @IsNumber()
+  @Min(1)
+  quantity: number;
+}