Doc update

[shinokada]

Is your feature request related to a problem? Please describe.

Is the docs up to date?

[dummdidumm]

I would say no. The steps are still correct, but there are better ways to get started today. We can keep the content but how to get started with SvelteKit or a regular Vite project should be above it. Contributions welcome!

[brnt-toast]

I am trying to get sass to work with vite, at the moment. Once I figure it out I could be assigned this