Remove lock screen blurring to prevent OLED burn-in

.config/i3/layers/config.post-main-00-security

@@ -2,7 +2,6 @@
 exec_always --no-startup-id xss-lock --transfer-sleep-lock -- i3exit lock
 
 # lock screen after inactivity
-exec_always --no-startup-id pgrep -x xscreensaver || xscreensaver &
 exec --no-startup-id dmenuxautolock -t $lock_after_min -n $lock_notify_sec
 bindsym $mod+Ctrl+Shift+l exec --no-startup-id dmenuxautolock -t 0 -n 0
 

.config/xscreensaver/config

@@ -1,298 +0,0 @@
-# XScreenSaver Preferences File
-# Written by xscreensaver-settings 6.08 for cerberus on Sun Mar  3 10:27:57 2024.
-# https://www.jwz.org/xscreensaver/
-
-timeout:	0:01:00
-cycle:		0:01:00
-lock:		False
-lockTimeout:	0:00:00
-passwdTimeout:	0:00:30
-visualID:	default
-installColormap:    True
-verbose:	False
-splash:		True
-splashDuration:	0:00:05
-demoCommand:	xscreensaver-demo
-nice:		10
-fade:		True
-unfade:		False
-fadeSeconds:	0:00:02
-ignoreUninstalledPrograms:False
-dpmsEnabled:	False
-dpmsQuickOff:	False
-dpmsStandby:	2:00:00
-dpmsSuspend:	2:00:00
-dpmsOff:	4:00:00
-grabDesktopImages:  False
-grabVideoFrames:    False
-chooseRandomImages: False
-imageDirectory:
-
-mode:		random
-selected:	50
-
-textMode:	url
-textLiteral:	XScreenSaver
-textFile:
-textProgram:	fortune
-textURL:	https://feeds.feedburner.com/ubuntu-news
-
-programs:								      \
--				maze -root				    \n\
-- GL: 				sphereeversion -root			    \n\
-- GL: 				superquadrics -root			    \n\
--				attraction -root			    \n\
--				blitspin -root				    \n\
--				greynetic -root			    \n\
--				helix -root				    \n\
--				hopalong -root				    \n\
--				imsmap -root				    \n\
--				noseguy -root				    \n\
--				pyro -root				    \n\
--				qix -root				    \n\
--				rocks -root				    \n\
--				rorschach -root			    \n\
--				decayscreen -root			    \n\
--				flame -root				    \n\
--				halo -root				    \n\
-				slidescreen -root			    \n\
--				pedal -root				    \n\
--				bouboule -root				    \n\
--				braid -root				    \n\
--				coral -root				    \n\
--				deco -root				    \n\
--				drift -root				    \n\
--				fadeplot -root				    \n\
--				galaxy -root				    \n\
--				goop -root				    \n\
--				grav -root				    \n\
--				ifs -root				    \n\
--				unicode -root				    \n\
-- GL: 				jigsaw -root				    \n\
--				julia -root				    \n\
--				kaleidescope -root			    \n\
-- GL: 				moebius -root				    \n\
--				moire -root				    \n\
-- GL: 				morph3d -root				    \n\
--				mountain -root				    \n\
--				munch -root				    \n\
--				penrose -root				    \n\
-- GL: 				pipes -root				    \n\
--				rd-bomb -root				    \n\
-- GL: 				rubik -root				    \n\
--				sierpinski -root			    \n\
--				slip -root				    \n\
-- GL: 				sproingies -root			    \n\
--				starfish -root				    \n\
--				strange -root				    \n\
--				swirl -root				    \n\
--				triangle -root				    \n\
--				xjack -root				    \n\
-				xlyap -root				    \n\
-- GL: 				atlantis -root				    \n\
--				bsod -root				    \n\
-- GL: 				bubble3d -root				    \n\
-- GL: 				cage -root				    \n\
--				crystal -root				    \n\
--				cynosure -root				    \n\
--				discrete -root				    \n\
--				distort -root				    \n\
--				epicycle -root				    \n\
--				flow -root				    \n\
-- GL: 				glplanet -root				    \n\
--				interference -root			    \n\
--				kumppa -root				    \n\
-- GL: 				lament -root				    \n\
--				moire2 -root				    \n\
-- GL: 				sonar -root				    \n\
-- GL: 				stairs -root				    \n\
--				truchet -root				    \n\
--				vidwhacker -root			    \n\
--				blaster -root				    \n\
--				bumps -root				    \n\
--				ccurve -root				    \n\
--				compass -root				    \n\
--				deluxe -root				    \n\
--				demon -root				    \n\
-- GL: 				extrusion -root			    \n\
--				loop -root				    \n\
--				penetrate -root			    \n\
--				petri -root				    \n\
--				phosphor -root				    \n\
-- GL: 				pulsar -root				    \n\
--				ripples -root				    \n\
--				shadebobs -root			    \n\
-- GL: 				sierpinski3d -root			    \n\
--				spotlight -root			    \n\
--				squiral -root				    \n\
--				wander -root				    \n\
--				webcollage -root			    \n\
--				xflame -root				    \n\
-				xmatrix -root				    \n\
-- GL: 				gflux -root				    \n\
--				nerverot -root				    \n\
--				xrayswarm -root			    \n\
--				xspirograph -root			    \n\
-- GL: 				circuit -root				    \n\
-- GL: 				dangerball -root			    \n\
-- GL: 				engine -root				    \n\
-- GL: 				flipscreen3d -root			    \n\
-- GL: 				gltext -root				    \n\
-- GL: 				menger -root				    \n\
-- GL: 				molecule -root				    \n\
--				rotzoomer -root			    \n\
-				scooter -root				    \n\
--				speedmine -root			    \n\
-- GL: 				starwars -root				    \n\
-- GL: 				stonerview -root			    \n\
--				vermiculate -root			    \n\
--				whirlwindwarp -root			    \n\
--				zoom -root				    \n\
--				anemone -root				    \n\
--				apollonian -root			    \n\
-- GL: 				boxed -root				    \n\
-- GL: 				cubenetic -root			    \n\
-- GL: 				endgame -root				    \n\
--				euler2d -root				    \n\
--				fluidballs -root			    \n\
-- GL: 				flurry -root				    \n\
-- GL: 				glblur -root				    \n\
-- GL: 				glsnake -root				    \n\
--				halftone -root				    \n\
-- GL: 				juggler3d -root			    \n\
-- GL: 				lavalite -root				    \n\
--				polyominoes -root			    \n\
-- GL: 				queens -root				    \n\
-- GL: 				sballs -root				    \n\
-- GL: 				spheremonics -root			    \n\
--				thornbird -root			    \n\
--				twang -root				    \n\
-- GL: 				antspotlight -root			    \n\
-				apple2 -root				    \n\
-- GL: 				atunnel -root				    \n\
--				barcode -root				    \n\
-- GL: 				blinkbox -root				    \n\
-- GL: 				blocktube -root			    \n\
-- GL: 				bouncingcow -root			    \n\
--				cloudlife -root			    \n\
-- GL: 				cubestorm -root			    \n\
--				eruption -root				    \n\
-- GL: 				flipflop -root				    \n\
-- GL: 				flyingtoasters -root			    \n\
--				fontglide -root			    \n\
-- GL: 				gleidescope -root			    \n\
-- GL: 				glknots -root				    \n\
-- GL: 				glmatrix -root				    \n\
-- GL: 				glslideshow -root			    \n\
-- GL: 				hypertorus -root			    \n\
-- GL: 				jigglypuff -root			    \n\
--				metaballs -root			    \n\
-- GL: 				mirrorblob -root			    \n\
--				piecewise -root			    \n\
-- GL: 				polytopes -root			    \n\
--				pong -root				    \n\
--				popsquares -root			    \n\
-- GL: 				surfaces -root				    \n\
--				xanalogtv -root			    \n\
--				abstractile -root			    \n\
--				anemotaxis -root			    \n\
-- GL: 				antinspect -root			    \n\
--				fireworkx -root			    \n\
--				fuzzyflakes -root			    \n\
--				interaggregate -root			    \n\
--				intermomentary -root			    \n\
--				memscroller -root			    \n\
-- GL: 				noof -root				    \n\
--				pacman -root				    \n\
-- GL: 				pinion -root				    \n\
-- GL: 				polyhedra -root			    \n\
-- GL: 				providence -root			    \n\
--				substrate -root			    \n\
--				wormhole -root				    \n\
-- GL: 				antmaze -root				    \n\
-- GL: 				boing -root				    \n\
--				boxfit -root				    \n\
-- GL: 				carousel -root				    \n\
--				celtic -root				    \n\
-  GL: 				crackberg -root			    \n\
-- GL: 				cube21 -root				    \n\
--				fiberlamp -root			    \n\
-- GL: 				fliptext -root				    \n\
-- GL: 				glhanoi -root				    \n\
-- GL: 				tangram -root				    \n\
-- GL: 				timetunnel -root			    \n\
-- GL: 				glschool -root				    \n\
-- GL: 				topblock -root				    \n\
-- GL: 				cubicgrid -root			    \n\
--				cwaves -root				    \n\
-- GL: 				gears -root				    \n\
-- GL: 				glcells -root				    \n\
-- GL: 				lockward -root				    \n\
--				m6502 -root				    \n\
-- GL: 				moebiusgears -root			    \n\
-- GL: 				voronoi -root				    \n\
-- GL: 				hypnowheel -root			    \n\
-- GL: 				klein -root				    \n\
--				lcdscrub -root				    \n\
-- GL: 				photopile -root			    \n\
-- GL: 				skytentacles -root			    \n\
-- GL: 				rubikblocks -root			    \n\
-- GL: 				companioncube -root			    \n\
-- GL: 				hilbert -root				    \n\
-- GL: 				tronbit -root				    \n\
-- GL: 				geodesic -root				    \n\
--				hexadrop -root				    \n\
-- GL: 				kaleidocycle -root			    \n\
-- GL: 				quasicrystal -root			    \n\
-- GL: 				unknownpleasures -root			    \n\
-				binaryring -root			    \n\
-- GL: 				cityflow -root				    \n\
-- GL: 				geodesicgears -root			    \n\
-- GL: 				projectiveplane -root			    \n\
-- GL: 				romanboy -root				    \n\
--				tessellimage -root			    \n\
-- GL: 				winduprobot -root			    \n\
-- GL: 				splitflap -root			    \n\
-- GL: 				cubestack -root			    \n\
-- GL: 				cubetwist -root			    \n\
-- GL: 				discoball -root			    \n\
-- GL: 				dymaxionmap -root			    \n\
-- GL: 				energystream -root			    \n\
-- GL: 				hexstrut -root				    \n\
-- GL: 				hydrostat -root			    \n\
-- GL: 				raverhoop -root			    \n\
-- GL: 				splodesic -root			    \n\
-- GL: 				unicrud -root				    \n\
-- GL: 				esper -root				    \n\
-- GL: 				vigilance -root			    \n\
-- GL: 				crumbler -root				    \n\
--				filmleader -root			    \n\
--				glitchpeg -root			    \n\
-- GL: 				handsy -root				    \n\
-- GL: 				maze3d -root				    \n\
-- GL: 				peepers -root				    \n\
-- GL: 				razzledazzle -root			    \n\
--				vfeedback -root			    \n\
-- GL: 				deepstars -root			    \n\
-- GL: 				gravitywell -root			    \n\
-- GL: 				beats -root				    \n\
-- GL: 				covid19 -root				    \n\
-- GL: 				etruscanvenus -root			    \n\
-- GL: 				gibson -root				    \n\
-- GL: 				headroom -root				    \n\
-- GL: 				dnalogo -root				    \n\
-				binaryhorizon -root			    \n\
-				marbling -root				    \n\
-  GL: 				chompytower -root			    \n\
-- GL: 				hextrail -root				    \n\
-- GL: 				mapscroller -root			    \n\
-- GL: 				nakagin -root				    \n\
-- GL: 				squirtorus -root			    \n\
-- GL: 				cubocteversion -root			    \n\
--				droste -root				    \n\
-- GL: 				papercube -root			    \n\
-- GL: 				skulloop -root				    \n\
-
-
-pointerHysteresis:  10
-authWarningSlack:   20

.installer/packages

@@ -1,12 +1,12 @@
 pacman-base:acpi wget curl # Required for setup_system.sh
-pacman-any:i3-gaps feh i3status network-manager-applet pasystray xscreensaver xautolock inotify-tools xss-lock noto-fonts-emoji
+pacman-any:i3-gaps feh i3status network-manager-applet pasystray xautolock inotify-tools xss-lock noto-fonts-emoji
 pacman-any:arandr code dunst flameshot kitty ranger scrot thunar tmux ufw vim zsh
 pacman-any:gst-libav phonon-qt5-gstreamer gst-plugins-good qt5-quickcontrols qt5-graphicaleffects qt5-multimedia
 pacman-type-hasbattery:brightnessctl
 aur-any:picom-git sddm-theme-aerial-git
 
 apt-base:acpi wget curl ca-certificates gnupg lsb-release # Required for setup_system.sh
-apt-any:i3 feh i3status nm-tray pasystray xscreensaver xautolock inotify-tools xss-lock fonts-noto-color-emoji fonts-hack-ttf xclip
+apt-any:i3 feh i3status nm-tray pasystray xautolock inotify-tools xss-lock fonts-noto-color-emoji fonts-hack-ttf xclip
 apt-any:docker-ce docker-ce-cli containerd.io docker-compose-plugin
 apt-any:arandr chromium-browser codium dunst flameshot kitty ranger scrot thunar tmux ufw vim zsh
 apt-any:libconfig-dev libdbus-1-dev libegl-dev libev-dev libgl-dev libepoxy-dev libpcre2-dev libpixman-1-dev libx11-xcb-dev libxcb1-dev libxcb-composite0-dev libxcb-damage0-dev libxcb-dpms0-dev libxcb-glx0-dev libxcb-image0-dev libxcb-present-dev libxcb-randr0-dev libxcb-render0-dev libxcb-render-util0-dev libxcb-shape0-dev libxcb-util-dev libxcb-xfixes0-dev libxext-dev meson ninja-build uthash-dev

.local/bin/i3exit

@@ -7,13 +7,23 @@
 # with openrc use loginctl
 [[ $(cat /proc/1/comm) == "systemd" ]] && logind=systemctl || logind=loginctl
 
-function lock() {
+LOCK_SCREEN_COLOR=${LOCK_SCREEN_COLOR:-000000}
-    xscreensaver-command -lock
+I3LOCK_RE="i3lock -(c|i) "
+
+lock() {
+    i3lock -c "$LOCK_SCREEN_COLOR"
+
+    # Add a small delay to prevent possible race conditions with suspend
+    sleep 1
+}
+
+is_locked() {
+    pgrep -u "$USER" -f "$I3LOCK_RE" >/dev/null
 }
 
 case "$1" in
     lock)
-        lock
+        is_locked || lock
         ;;
     logout)
         i3-msg exit

.xscreensaver

@@ -1 +0,0 @@
-.config/xscreensaver/config