How to connect react.js app with shopify app?

@gilbert 

To connect a React.js app with a Shopify app, you can use the Shopify Storefront API or the Shopify Admin API. Here are the steps to connect your React.js app with a Shopify app:

1. Set up a new Shopify app: Create a new private or custom app in your Shopify partner account and get the API key and API secret key.
2. Install Axios or another HTTP client: Install a library like Axios in your React.js app to make HTTP requests to the Shopify API.
3. Authenticate your app with Shopify: Use the API key and API secret key from your Shopify app to authenticate your app with the Shopify API.
4. Make API requests: Use the Shopify API endpoints to fetch data like products, collections, and orders from your Shopify store.
5. Display the data in your React.js app: Once you have retrieved the data from the Shopify API, you can display it in your React.js app using components and templates.
6. Handle user interactions: Implement features like adding items to the cart, viewing and updating the cart, and processing orders in your React.js app.

By following these steps, you can successfully connect your React.js app with a Shopify app and create a seamless shopping experience for your users.