Created by: MartijnCuppens
If the output style is changed from expanded to compressed here
https://github.com/twbs/bootstrap/blob/f1f320461066aec558a2a11cfb2f73c841434732/package.json#L24
the build fails, because keywords like white are converted to #fff. By converting the keys to strings, Sass won't recognize the keys as colors anymore.
I've opened https://github.com/twbs/bootstrap/issues/29701 to have a look at testing this by default.