title: Firebase init - Error: Unexpected rules format .rules
body: <p>I'm writing a Vue2 App using Firebase and Firestore to manage my data. Now I want to host the Application on Firebase. The firebase console told me to &quot;firebase init&quot; my project (done), then &quot;firebase deploy&quot; to deploy it.
  My problem is, when I type &quot;firebase deploy&quot; it just crashes and returns an error:</p>
  <p><img src="https://i.stack.imgur.com/nc0TY.png" alt="error" /></p>
  <p>I coldn't find a solution online so I hope someone can help me out here.</p>