From a todays point of view I’d say that instead of inventing yet another scene builder it seems to be more beneficial to me to just use
Figma instead, which has developed into some kind of standard for such purposes. There is support already to turn Figma designs into Compose code, e.g. here:
https://d2c.material.io/ But I have to admit that I haven’t tried this route myself yet. So, these are just my 2 €ent.