title: how to add an different photo in calendar using react(Not mobile)
body: <p>I'm trying to different image in calendar, also I want to get preview image.
  But Google calendar seems not to support preview image.</p>
  <p>So I implemented the following in the code sandbox, but when I use map, of course, the same image comes out repeatedly. Can't I add other images?</p>
  <p>Codesandbox: <a href="https://codesandbox.io/s/frosty-frost-sv7d66?file=/src/App.js" rel="nofollow noreferrer">https://codesandbox.io/s/frosty-frost-sv7d66?file=/src/App.js</a></p>
  <p>I want to get like this.</p>
  <p><a href="https://i.stack.imgur.com/pAjxd.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pAjxd.png" alt="enter image description here" /></a></p>