Add linaria as a CSS library

This PR:

• Adds linaria as a css library
• Adds new NodeCardCommon jsx component that replaces node--card-common and node--card-common-alt twig templates
• Removes npm-watch library and replaces with esbuild's watch feature in watch-react.mjs
• Replaces React watch and build command with esbuild scripts.

demo/themes/umami_jsx/app/scripts/build-react.mjs

+import * as esbuild from 'esbuild';
+import {config} from './config-react.mjs';
+
+esbuild.build(config)
+.catch(() => process.exit(1));