Added Tux Manager (#2399)

* Added script for tux-manager

* Add tux-manager to x86_64-apps

Author: Ma5t3rful

programs/x86_64-apps

@@ -2933,6 +2933,7 @@
 ◆ tutanota : Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.
 ◆ tutanota-enhanced : Unofficial AppImage for Tutanota, an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.
 ◆ tuxfootball : Unofficial, is a great 2D football game for Windows and Linux.
+◆ tux-manager : A Linux Task Manager alternative built with Qt6, inspired by the Windows Task Manager but designed to go further - providing deep visibility into system processes, performance metrics, users, and services.
 ◆ tuxplorer : Tuxplorer is a terminal based file explorer.
 ◆ tuxpuck : Unofficial, hockey-like table game.
 ◆ twake : Desktop App for Twake.

programs/x86_64/tux-manager

@@ -0,0 +1,77 @@
+#!/bin/sh
+
+# AM INSTALL SCRIPT VERSION 3.5
+set -u
+APP=tux-manager
+SITE="benapetr/TuxManager"
+
+# CREATE DIRECTORIES AND ADD REMOVER
+[ -n "$APP" ] && mkdir -p "/opt/$APP/tmp" "/opt/$APP/icons" && cd "/opt/$APP/tmp" || exit 1
+printf "#!/bin/sh\nset -e\nrm -f /usr/local/bin/$APP\nrm -R -f /opt/$APP" > ../remove
+printf '\n%s' "rm -f /usr/local/share/applications/$APP-AM.desktop" >> ../remove
+chmod a+x ../remove || exit 1
+
+# DOWNLOAD AND PREPARE THE APP, $version is also used for updates
+version=$(curl -Ls https://api.github.com/repos/benapetr/TuxManager/releases/latest | sed 's/[()",{} ]/\n/g' | grep -oi "https.*download.*mage$" | grep -vi "i386\|i686\|armhf\|aarch64\|arm64\|armv7l" | head -1)
+wget "$version" || exit 1
+# Keep this space in sync with other installation scripts
+# Use tar fx ./*tar* here for example in this line in case a compressed file is downloaded.
+cd ..
+mv ./tmp/*mage ./"$APP"
+# Keep this space in sync with other installation scripts
+rm -R -f ./tmp || exit 1
+echo "$version" > ./version
+chmod a+x ./"$APP" || exit 1
+
+# LINK TO PATH
+ln -s "/opt/$APP/$APP" "/usr/local/bin/$APP"
+
+# SCRIPT TO UPDATE THE PROGRAM
+cat >> ./AM-updater << 'EOF'
+#!/bin/sh
+set -u
+APP=tux-manager
+SITE="benapetr/TuxManager"
+version0=$(cat "/opt/$APP/version")
+version=$(curl -Ls https://api.github.com/repos/benapetr/TuxManager/releases/latest | sed 's/[()",{} ]/\n/g' | grep -oi "https.*download.*mage$" | grep -vi "i386\|i686\|armhf\|aarch64\|arm64\|armv7l" | head -1)
+[ -n "$version" ] || { echo "Error getting link"; exit 1; }
+if command -v appimageupdatetool >/dev/null 2>&1; then
+	cd "/opt/$APP" || exit 1
+	appimageupdatetool -Or ./"$APP" && chmod a+x ./"$APP" && echo "$version" > ./version && exit 0
+fi
+if [ "$version" != "$version0" ]; then
+	mkdir "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
+	notify-send "A new version of $APP is available, please wait"
+	wget "$version" || exit 1
+	# Use tar fx ./*tar* here for example in this line in case a compressed file is downloaded.
+	cd ..
+	mv --backup=t ./tmp/*mage ./"$APP"
+	chmod a+x ./"$APP" || exit 1
+	echo "$version" > ./version
+	rm -R -f ./*zs-old ./*.part ./tmp ./*~
+	notify-send "$APP is updated!"
+else
+	echo "Update not needed!"
+fi
+EOF
+chmod a+x ./AM-updater || exit 1
+
+# LAUNCHER & ICON
+./"$APP" --appimage-extract *.desktop 1>/dev/null && mv ./squashfs-root/*.desktop ./"$APP".desktop
+./"$APP" --appimage-extract .DirIcon 1>/dev/null && mv ./squashfs-root/.DirIcon ./DirIcon
+COUNT=0
+while [ "$COUNT" -lt 10 ]; do # Tries to get the actual icon/desktop if it is a symlink to another symlink
+	if [ -L ./"$APP".desktop ]; then
+		LINKPATH="$(readlink ./"$APP".desktop | sed 's|^\./||' 2>/dev/null)"
+		./"$APP" --appimage-extract "$LINKPATH" 1>/dev/null && mv ./squashfs-root/"$LINKPATH" ./"$APP".desktop
+	fi
+	if [ -L ./DirIcon ]; then
+		LINKPATH="$(readlink ./DirIcon | sed 's|^\./||' 2>/dev/null)"
+		./"$APP" --appimage-extract "$LINKPATH" 1>/dev/null && mv ./squashfs-root/"$LINKPATH" ./DirIcon
+	fi
+	[ ! -L ./"$APP".desktop ] && [ ! -L ./DirIcon ] && break
+	COUNT=$((COUNT + 1))
+done
+sed -i "s#Exec=[^ ]*#Exec=$APP#g; s#Icon=.*#Icon=/opt/$APP/icons/$APP#g; s# --no-sandbox##g" ./"$APP".desktop
+mv ./"$APP".desktop /usr/local/share/applications/"$APP"-AM.desktop && mv ./DirIcon ./icons/"$APP" 1>/dev/null
+rm -R -f ./squashfs-root