Initial commit: Moonarch reproduzierbares Arch-Linux-Setup

Niri-basierter Wayland-Desktop mit greetd/regreet, Catppuccin Mocha
Theming, Rofi-Menus, Waybar und vollstaendiger Post-Install-Automatisierung.

Archinstall-Config klont das Repo automatisch via custom-commands,
danach genuegt ein einzelner Befehl fuer die komplette Einrichtung.

defaults/bin/moonarch-powermenu

@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+# ABOUTME: Rofi-basiertes Power-Menü für Moonarch (Niri).
+# ABOUTME: Bietet Shutdown, Reboot, Lock, Suspend und Logout.
+
+# CMDs
+uptime="`uptime -p | sed -e 's/up //g'`"
+host="$USER@"`hostname`
+
+# Options
+shutdown='󰤆'
+reboot=''
+lock=''
+suspend=''
+logout='󰗽'
+yes=''
+no='󰆢'
+
+# Rofi CMD
+rofi_cmd() {
+	rofi -dmenu \
+		-p "$host uptime: $uptime" \
+		-mesg "$host uptime: $uptime" \
+		-theme /etc/xdg/rofi/powermenu/powermenu.rasi
+}
+
+# Confirmation CMD
+confirm_cmd() {
+	rofi -dmenu \
+		-p 'Confirmation' \
+		-normal-window \
+		-mesg 'Confirm '${chosen} \
+		-theme /etc/xdg/rofi/powermenu/confirm.rasi
+}
+
+# Ask for confirmation
+confirm_exit() {
+	echo -e "$yes\n$no" | confirm_cmd ${chosen}
+}
+
+# Pass variables to rofi dmenu
+run_rofi() {
+	echo -e "$lock\n$suspend\n$logout\n$reboot\n$shutdown" | rofi_cmd
+}
+
+# Execute Command
+run_cmd() {
+	selected="$(confirm_exit)"
+	if [[ "$selected" == "$yes" ]]; then
+		if [[ $1 == '--shutdown' ]]; then
+			systemctl poweroff
+		elif [[ $1 == '--reboot' ]]; then
+			systemctl reboot
+		elif [[ $1 == '--suspend' ]]; then
+			mpc -q pause
+			amixer set Master mute
+			systemctl suspend
+		elif [[ $1 == '--logout' ]]; then
+			niri msg action quit
+		fi
+	else
+		exit 0
+	fi
+}
+
+# Actions
+chosen="$(run_rofi)"
+case ${chosen} in
+    $shutdown)
+		run_cmd --shutdown
+        ;;
+    $reboot)
+		run_cmd --reboot
+        ;;
+    $lock)
+		killall rofi
+		wlogout -P 1 -s -r 10 -c 10
+        ;;
+    $suspend)
+		run_cmd --suspend
+        ;;
+    $logout)
+		run_cmd --logout
+        ;;
+esac