To launch:

npm i
npm run build
npm start

To rebuild on change:

npm run watch

To deploy:

Run npm run build

Copy the components-build and bundle files from the public directory in this folder into whatever place you're deploying.

Add something like this to your HTML:

<div id="target"></div>

<link rel="stylesheet" href="components-build.css">
<script src="bundle.js"></script>