index.js

// index.js

import React from "react";
import ReactDOM from "react-dom";
import App from "./App";
import * as serviceWorker from "./serviceWorker";
import Amplify from "aws-amplify";
import { ToastProvider } from "react-toast-notifications";

Amplify.configure({
  API: {
    endpoints: [
      {
        name: "step-functions-api",
        endpoint: process.env.REACT_APP_API_URL,
        region: "eu-west-1",
      },
    ],
  },
});

ReactDOM.render(
  <ToastProvider>
    <App />
  </ToastProvider>,
  document.getElementById("root")
);

// If you want your app to work offline and load faster, you can change
// unregister() to register() below. Note this comes with some pitfalls.
// Learn more about service workers: https://bit.ly/CRA-PWA
serviceWorker.unregister();