[CI/CD] Add react testing library capabilities

[BrettCleary]

Investigate adding react testing library to frontend https://testing-library.com/docs/react-testing-library/intro/

[red-game-dev]

We can use a storybook perhaps, as it simplifies this, while able to preview the elements. Although would suggest most of elements would be good to be in UI library, but of course there are elements that wouldn't be shared across