> One fix would be to stash a copy of `%renderedfiles` before generating
> the preview, then compare it afterwards to see how it changed and
> determine what files were added, and record those someplace, and delete
> One fix would be to stash a copy of `%renderedfiles` before generating
> the preview, then compare it afterwards to see how it changed and
> determine what files were added, and record those someplace, and delete