I'm not following it. It starts great (the idea) but the toolset used is a big nonsense? Make it run in the browser with no external tool needed otherwise it is just the same old bloated approach.
I like to look at it as a spectrum from "truly vanilla" to "same old bloated". I've previously looked at the dogmatic vanilla approach here [0] and wanted to try something else this time, on a different location on that spectrum.