hack: install design system

[rgimen3z]

This is a checkpoint for getting elements from design-system into the FastUI application

How to run:

• From the demo folder, run npm install, npm run build, and npm run dev. This will start the server and serve the prebuilt assets (which include elements from Opto's design system at http://localhost:3000/assets/index.js
• Then, you can use those in you html like: <script type="module" crossorigin src="http://localho.st:3000/assets/index.js"></script>