title: How to change the TabBarItem background color
body: <p>I'm trying to change the background of a <strong>TabBarItem</strong> or to make a whole Image which take all the space.</p>
  <p>Like the example below :</p>
  <p><a href="https://i.stack.imgur.com/InyGc.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/InyGc.png" alt="Tabbar" /></a></p>
  <p>Do You have an Idea how to do that in swift</p>