runit-scripts/shutdown-services/09-brightness.sh

# shellcheck shell=sh

: "${BRIGHTNESS_DEV:=/sys/class/backlight/intel_backlight}"
: "${BRIGHTNESS_SAVE:=/var/cache/brightness}"

[ -r "${BRIGHTNESS_DEV}/brightness" ] && \
	install -Dm444 "${BRIGHTNESS_DEV}/brightness" "${BRIGHTNESS_SAVE}"