This webcomponent follows the open-wc recommendation.
Based on https://codepen.io/jadepreis/pen/aZmPBY/
npm i my-credit-card
<script type="module">
import 'my-credit-card/my-credit-card.js';
</script>
<my-credit-card></my-credit-card>
npm run test
npm run test:es5:bs
npm run storybook
npm run lint