Switch from xbacklight to brightnessctl, update packages

.config/i3/config

@@ -197,8 +197,8 @@ bindsym XF86AudioRaiseVolume exec --no-startup-id amixer -q -D pulse sset Master
 bindsym XF86AudioLowerVolume exec --no-startup-id amixer -q -D pulse sset Master 5%- unmute && pkill -RTMIN+1 i3blocks
 bindsym XF86AudioMute exec --no-startup-id amixer -q -D pulse sset Master toggle && pkill -RTMIN+1 i3blocks
 # Screen brightness
-bindsym $mod+F3 exec xbacklight -inc 10 && pkill -RTMIN+2 i3blocks
-bindsym $mod+F2 exec xbacklight -dec 10 && pkill -RTMIN+2 i3blocks
+bindsym $mod+F3 exec brightnessctl -q s +10% && pkill -RTMIN+2 i3blocks
+bindsym $mod+F2 exec brightnessctl -q s 10%- && pkill -RTMIN+2 i3blocks
 # Screenshot
 bindsym --release Print exec scrot -e "mv \$f $HOME/Pictures/screen_captures/"		# Fullscreen
 bindsym --release Shift+Print exec scrot -s -e "mv \$f $HOME/Pictures/screen_captures/"	# Selection

.scripts/wm/brightness.sh

@@ -1,12 +1,12 @@
 #!/bin/sh
 
 case $BLOCK_BUTTON in
-	3) xbacklight -set 30 ;; # right click
-	4) xbacklight -inc 10 ;; # scroll up
-	5) xbacklight -dec 10 ;; # scroll down
+	3) brightnessctl -q s 30% ;; # right click
+	4) brightnessctl -q s +10% ;; # scroll up
+	5) brightnessctl -q s 10%- ;; # scroll down
 esac
 
-PERCENTAGE=$(printf  "%.0f" "$(xbacklight)")
+PERCENTAGE=$(brightnessctl | awk '/\([0-9]+%\)/ { print substr($4, 2, length($4) - 3) }')
 
 if [ "$PERCENTAGE" -ge "75" ]; then
 	ICON=""

packages

@@ -3,14 +3,15 @@ adobe-source-han-sans-otc-fonts
 alsa-utils
 arandr
 arc-icon-theme-git
+brightnessctl
 capitaine-cursors
 checkbashisms
 chromium
-clang
 cower
 dialog
 domoticz-git
 dos2unix
+doxygen
 efibootmgr
 exfat-utils
 feh
@@ -21,6 +22,7 @@ fritzing
 gedit
 git
 gnome-themes-standard
+graphviz
 gtk-theme-arc-git
 gucharmap
 gvfs
@@ -55,7 +57,6 @@ pavucontrol
 platformio
 playerctl
 poppler-glib
-powertop
 pulseaudio
 pulseaudio-alsa
 python2-click-5.1
@@ -100,7 +101,6 @@ xarchiver
 xcape
 xdotool
 xorg-server
-xorg-xbacklight
 xorg-xinit
 xorg-xinput
 xorg-xprop