title: I can't deploy an Angular app to heroku
body: <p>I am trying to deploy my angular 6 app on Heroku, 
  After building the project and following all the steps of deploy, I get this result on heroku:</p>
  
  <p><a href="https://i.stack.imgur.com/sIFGe.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/sIFGe.png" alt="enter image description here"></a></p>
  
  <p>and th Heroku logs is :
  <a href="https://i.stack.imgur.com/bKnk1.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/bKnk1.png" alt="enter image description here"></a></p>
  
  <p>when testing the deploy address, we get this result:</p>
  
  <p><a href="https://i.stack.imgur.com/neq4z.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/neq4z.png" alt="enter image description here"></a></p>
  
  <p>Your help is highly appreciated  </p>