Add gum

programs/x86_64-apps

@@ -704,6 +704,7 @@
 ◆ guglielmo : A FM, DAB/DAB+ decoder using Qt and C++.
 ◆ guiscrcpy : GUI integration for android screen mirroring system.
 ◆ guitar : Graphical git client.
+◆ gum : A tool for glamorous shell scripts.
 ◆ gvim : Edit text files.
 ◆ gxc-smart-contract-ide : Gxchain smart contract IDE alpha.
 ◆ gyroflow-appimage : Video stabilization using gyroscope data.

programs/x86_64/gum

@@ -0,0 +1,57 @@
+#!/bin/sh
+
+APP=gum
+REPO="charmbracelet/gum"
+
+# CREATE DIRECTORIES
+if [ -z "$APP" ]; then exit 1; fi
+mkdir -p "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
+
+# ADD THE REMOVER
+echo "#!/bin/sh
+rm -f /usr/share/applications/AM-$APP.desktop /usr/local/bin/$APP
+rm -R -f /opt/$APP" >> "/opt/$APP/remove"
+chmod a+x "/opt/$APP/remove"
+
+# DOWNLOAD AND PREPARE THE APP
+# $version is also used for updates
+
+version=$(wget -q https://api.github.com/repos/"$REPO"/releases -O - | grep browser_download_url | grep -i nux_x86_64.tar.gz | cut -d '"' -f 4 | head -1)
+wget "$version" -O download.tar.gz
+echo "$version" >> "/opt/$APP/version"
+tar fx ./*tar* && rm -f ./download.tar.gz
+cd ..
+mv --backup=t ./tmp/* ./
+rm -R -f ./tmp
+
+# LINK
+ln -s "/opt/$APP/$APP" "/usr/local/bin/$APP"
+chmod a+x "/opt/$APP/$APP"
+
+# SCRIPT TO UPDATE THE PROGRAM
+cat >> /opt/$APP/AM-updater << 'EOF'
+#!/bin/sh
+APP=gum
+REPO="charmbracelet/gum"
+version0=$(cat /opt/$APP/version)
+version=$(wget -q https://api.github.com/repos/"$REPO"/releases -O - | grep browser_download_url | grep -i nux_x86_64.tar.gz | cut -d '"' -f 4 | head -1)
+if [ "$version" = "$version0" ]; then
+	echo "Update not needed!"
+else
+	notify-send "A new version of $APP is available, please wait"
+	mkdir "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
+	wget $version -O download.tar.gz
+  tar fx ./*tar*; rm -f -R ./*tar*
+	cd ..
+  mv --backup=t ./tmp/* ./
+	rm ./version
+	echo "$version" >> ./version
+	rm -R -f ./tmp ./*~
+	notify-send "$APP is updated!"
+fi
+EOF
+chmod a+x "/opt/$APP/AM-updater"
+
+# CHANGE THE PERMISSIONS
+currentuser=$(who | awk '{print $1}')
+chown -R $currentuser /opt/$APP