Root commit.

sb-backlight-update

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+function send_notification() {
+    brightness=$(printf "%.0f\n" $(brightnessctl i | grep -i current | awk '{print $4}' | sed 's/(//' | sed 's/)//'))
+    dunstify -a "changebrightness" -u low -r "9992" -h int:value:"$brightness" "brightness: ${brightness}%" -t 2000
+}
+
+case $1 in
+up)
+    brightnessctl s +25 -q
+    send_notification $1
+    ;;
+down)
+    brightnessctl s 25- -q
+    send_notification $1
+    ;;
+esac