title: Firebase Cloud Notifications in Chrome Extension
body: <p>Is that working to make an Chrome Extension that can send Notifications to the user with getting the Informations from Firebase Cloud Service?</p>
  
  <p>I will have an Extension, that i can send users informations with that have installed my extension on all Pages if the have Chrome opened...</p>
  
  <p>Is there any tutorial? I cannot find anything about chrome extensions and firebase</p>