title: How can I fix Heroku problem? I cannot deploy
body: <p>I tried to deploy my project to Heroku, but I got the problem, I can not deploy.</p>
  <p><a href="https://i.stack.imgur.com/kG1p7.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kG1p7.png" alt="enter image description here" /></a></p>