fix: add code in categories and subcategories

src/product/dto/categories/create-categories-product.dto.ts

@@ -3,4 +3,7 @@ import { IsNotEmpty, IsUUID } from 'class-validator';
 export class CreateCategoriesProductDto {
   @IsNotEmpty()
   name: string;
+
+  @IsNotEmpty()
+  code: string;
 }

src/product/dto/sub-categories/create-sub-categories-product.dto.ts

@@ -5,6 +5,9 @@ export class CreateSubCategoriesProductDto extends CreateCategoriesProductDto {
   @IsNotEmpty()
   name: string;
 
+  @IsNotEmpty()
+  code: string;
+
   @IsUUID()
   categoryId: string;
 }