text: // Import stylesheets
  import './style.css';
  // Firebase App (the core Firebase SDK) is always required
  import { initializeApp } from 'firebase/app';
  
  // Add the Firebase products and methods that you want to use
  import {} from 'firebase/auth';
  import {} from 'firebase/firestore';
  import {} from 'zlib';
  
  import * as firebaseui from 'firebaseui';
  
  // Document elements
  const startRsvpButton = document.getElementById('startRsvp');
  const guestbookContainer = document.getElementById('guestbook-container');
  
  const form = document.getElementById('leave-message');
  const input = document.getElementById('message');
  const guestbook = document.getElementById('guestbook');
  const numberAttending = document.getElementById('number-attending');
  const rsvpYes = document.getElementById('rsvp-yes');
  const rsvpNo = document.getElementById('rsvp-no');
  
  let rsvpListener = null;
  let guestbookListener = null;
  
  let db, auth;
  
  async function main() {
    // Add Firebase project configuration object here
    const firebaseConfig = {};
  
    // initializeApp(firebaseConfig);
  
    // FirebaseUI config
    const uiConfig = {
      credentialHelper: firebaseui.auth.CredentialHelper.NONE,
      signInOptions: [
        // Email / Password Provider.
        EmailAuthProvider.PROVIDER_ID
      ],
      callbacks: {
        signInSuccessWithAuthResult: function(authResult, redirectUrl) {
          // Handle sign-in.
          // Return false to avoid redirect.
          return false;
        }
      }
    };
  
    // const ui = new firebaseui.auth.AuthUI(auth);
  }
  main();
  