Roof texture lost when using webgpu

[CrashMaster]

Possibly related, webgpu does not support rgb texture format:

Why doesn't WebGPU tolerate TEXTUREFORMAT_RGB?

I am curious as to why the WebGPU engine does not tolerate TEXTUREFORMAT_RGB. If under the hood , it really needs to follow some RGBA layout , can’t the engine internals handle that conversion? [ERROR] PlayGround:

I guess a fix would be to convert to png to get the alpha channel back