fix: add code in categories and subcategories

src/product/entities/product-category.entity.ts

@@ -19,6 +19,9 @@ export class ProductCategories extends BaseModel {
   @Column()
   name: string;
 
+  @Column()
+  code: string;
+
   @OneToMany(
     () => ProductSubCategories,
     (subCategories) => subCategories.category,

src/product/entities/product-sub-category.entity.ts

@@ -17,6 +17,9 @@ export class ProductSubCategories extends BaseModel {
   @Column()
   name: string;
 
+  @Column()
+  code: string;
+
   @ManyToOne(() => ProductCategories, (categories) => categories.sub_categories)
   category: ProductCategories;