BETTERZON-33: Implementing API service class

Frontend/src/app/models/product.ts

@@ -0,0 +1,14 @@
+export interface Product {
+    product_id: number;
+    asin: string;
+    is_active: boolean;
+    name: string;
+    short_description: string;
+    long_description: string;
+    image_guid: string;
+    date_added: Date;
+    last_modified: Date;
+    manufacturer_id: number;
+    selling_rank: string;
+    category_id: number;
+}