use
in an app's CSS
@import "https://assets.finn.no/pkg/@finn-no/fabric-darkmode-shim/v0/shim.css"(or use import it from JS and do whatever from there)
test in an already live webpage
const { injectDarkmode } = await import('https://assets.finn.no/pkg/@finn-no/fabric-darkmode-shim/v0/loader.js')
injectDarkmode()