Original: codingcat.dev/post/firebase-app-check-web

Adding App Check

With just a few lines of code you can include app check into your website

import { initializeAppCheck, ReCaptchaV3Provider } from 'firebase/app-check';

if (import.meta.env.DEV) {
    // @ts-ignore
    self.FIREBASE_APPCHECK_DEBUG_TOKEN = true;
}

initializeAppCheck(app, {
    provider: new ReCaptchaV3Provider('6LdAIqQlAAAAAC4kq-bag4J-HmAAVe_pu7T75QOf'),
    isTokenAutoRefreshEnabled: true
});

Full Repo

You can clone the full repo from GitHub.