The author said that TikZ works correctly in a message during their presentation [0]:

> 3:27:36 @lodepublishing : I have tested tikz but not yet tcolorbox. TikZ works, with some wiring.

But a different tool was posted here a few weeks ago with real-time support for TikZ [1] if you're interested in something that you can use immediately.

[0]: https://www.youtube.com/live/6riWbnT0grs

[1]: https://news.ycombinator.com/item?id=48645437

Oh good, thanks.

[1] is a totally different kind of tool that generates unmaintainable code full of absolute positions.