app/javascript/controllers/react_controller.js
import { Controller } from "@hotwired/stimulus"
import React from "react";
import { createRoot } from "react-dom/client";
import App from "../components/App";
// Connects to data-controller="react"
export default class extends Controller {
connect() {
const app = document.getElementById("app");
createRoot(app).render(<App />);
}
}