title: How to implement expandable panels in Flutter?
body: <p>Is there an easy way to create expandable/collapsible ?</p>
  <p>Screenshot when you click on &quot;Show More Detail&quot; button, the description section expands with animation:
  <a href="https://i.stack.imgur.com/jXzlY.gif" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/jXzlY.gif" alt="enter image description here" /></a></p>