Shopify Install & Auth

Overview

Set up Shopify app authentication using the official @shopify/shopify-api library. Covers OAuth flow, session token exchange, custom app tokens, and Storefront API access.

Prerequisites

• Node.js 18+ (the @shopify/shopify-api v9+ requires it)
• A Shopify Partner account at https://partners.shopify.com
• An app created in the Partner Dashboard with API credentials
• A development store for testing

Instructions

Step 1: Install the Shopify API Library