The point of this question is why we can't start using it now with a fallback that does the same thing but with JS.
Why should chromium users wait? very soon majority of the users will have that feature, why should they keep getting less performant and often stuttering animations via JS libraries?
We are generating React/Remix app atm, but our architecture is designed to support other frameworks as well.
It is achieved by using data as a source of truth, not the code. Web tooling is very fragmented. People have too many opinions on how to write components and that makes it nearly impossible to have components written by hand and then synced back into the UI without enforcing a huge amount of constraints. You will end up writing code in such a way that the UI can handle.
Notion: data should work, we are going to record a demo, but Rich Text is not supported yet for every CMS, only those who have an HTML option, see compatibility: https://docs.webstudio.is/university/foundations/cms
We will add them one by one, with full Rich Text support.
Syncing the site data from builder to local fs and then building everything and configuring the app for publishing to vercel.
Just pushing to github only helps you if you only have static html/css if you wanted to publish a site as gh-page ... I guess you need to clarify your use case