I think it's going to eat a piece of the Electron pie for Steam indie games.
Most stay with bun after seeing how fast and seamless it is to run typescript games with instant auto reload:
bun --watch game.ts
https://blackboard.sh/electrobun/docs/
It certainly looks clean enough, and I'm more familiar with zig than rust, so I might give it a shot.
Looks cool, I'll try this for my next personal desktop project and see how it goes