import canvasvalcontributionchart from 'https://esm.town/v/ejfox/canvasvalcontributionchart';
https://ejfox-canvasvalcontributionchart.web.val.run
https://esm.town/v/ejfox/canvasvalcontributionchart
<script type="module" src="https://esm.town/v/ejfox/canvasvalcontributionchart" />