POC to use Tailwind CSS

[epicserve]

Related issue: #1136

[epicserve]

Currently getting the following error in the browser.

[plugin:vite:css] Failed to load PostCSS config (searchPath: /srv/app/src): [Error] Loading PostCSS Plugin failed: Cannot find module 'tailwindcss'
Require stack:
- /srv/app/postcss.config.js

(@/srv/app/postcss.config.js)
Error: Loading PostCSS Plugin failed: Cannot find module 'tailwindcss'
Require stack:
- /srv/app/postcss.config.js

(@/srv/app/postcss.config.js)
    at load (file:///srv/app/node_modules/vite/dist/node/chunks/dep-B0fRCRkQ.js:14869:11)
    at async Promise.all (index 0)
    at async plugins (file:///srv/app/node_modules/vite/dist/node/chunks/dep-B0fRCRkQ.js:14898:12)
    at async processResult (file:///srv/app/node_modules/vite/dist/node/chunks/dep-B0fRCRkQ.js:14969:14)