title: Property 'auth' does not exist on type 'typeof import..." firebase/auth
body: <pre><code>import firebase from 'firebase/app';
  import 'firebase/auth';
  import 'firebase/database';
  
  firebase.initializeApp(firebaseConfig);
  
  const auth = firebase.auth();
  const database = firebase.database();
  </code></pre>
  <p>This is my code but it gives me this error</p>
  <blockquote>
  <p>Property 'auth' does not exist on type 'typeof import(&quot;[project path]/node_modules/firebase/app/dist/app/index&quot;)'.ts(2339)
  any</p>
  </blockquote>