Validates HTML of the Story
npm install storybook-addon-html-validatorThis addon validates the HTML of your stories with the help of https://validator.w3.org/.
To use the addon simply register it in the addons config array:
```
addons: [
'storybook-addon-html-validator',
],
`cmd``
npm i storybook-html-validator -D
Inspired by Addon-Kit