keycloak-theme-react/src/index.tsx

import { createRoot } from "react-dom/client";
import { StrictMode, lazy, Suspense } from "react";
import { kcContext } from "./keycloakTheme/kcContext";

const App = lazy(() => import("./App"));
const KcApp = lazy(() => import("./keycloakTheme/KcApp"));

createRoot(document.getElementById("root")!).render(
    <StrictMode>
        <Suspense>{kcContext === undefined ? <App /> : <KcApp kcContext={kcContext} />}</Suspense>
    </StrictMode>,
);