实现基本产品查询与页面展示

src/models/product_sku.ts

@@ -0,0 +1,12 @@
+import type { Model } from "./base/model"
+import type { Product } from "./product"
+
+export type ProductSku = Model & {
+  product_id: number
+  code: string
+  name: string
+  price: string
+  discount: number
+
+  product?: Product
+}