TailwindCSS Support

[flmel]

Easier way of styling components with Tailwind can be achieved by incorporating either PostCSS, TailwindCLI or TailwindCDN directly in the gateway and when components are ready to be published user can/should compile the CSS file (can also be automated)

I believe for testing purposes users shall be able to have easy way to inject anything they want into the development gateway provided anyway

The resulted CSS file can be uploaded and referenced later in an wrapper component similar to this implementation by Andria