Set Up CSS linting as pre-commit hook

[kotAPI]

          we should probably have a lint commit hook for CSS files no? 😁

Originally posted by @kotAPI in #470 (comment)

[js199069]

hi @kotAPI im interested to work on this issue

[kotAPI]

hi @kotAPI im interested to work on this issue

Hey, sure! Go ahead!

[kotAPI]

Closing this as @js199069 already took care of it, thanks @js199069 !