Thanks for contributing. We're happy for your input and would ask you to follow this contribution guide to maintain a high quality code.
Let's get the storybook running locally
npm start
If you run it for the first time, it will build and run npm run storybook.
(This initial build is necessary for creating new-icons proxy, after that, you my just run npm run storybook)
For components testing and best practices Read here
For components test drivers and TestKits Read here