Add install script

install.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+run_directory=$(dirname "$0")
+user=$(whoami)
+
+if [ -f $run_directory/.disabled ]; then
+  echo "Installation is disabled. Exiting..."
+  exit 0
+fi
+
+if [[ $user != 'root' ]]; then
+  sudo="sudo"
+else
+  sudo=""
+fi
+
+if [ -x /usr/bin/apt-get ]; then
+  echo "APT detected, copying Systemd unit to system directory, using APT template..."
+  $sudo cp systemd-templates/packages-upgrade-apt.service /etc/systemd/packages-upgrade.service
+elif [ -x /usr/bin/pacman ]; then
+  echo "Pacman detected, copying Systemd unit to system directory, using Pacman template..."
+  $sudo cp systemd-templates/packages-upgrade-pacman.service /etc/systemd/packages-upgrade.service
+else
+  echo "No supported package manager found. Only APT and Pacman are currently supported. Exiting..."
+  exit 1
+fi
+$sudo cp systemd-templates/packages-upgrade.timer /etc/systemd/system/packages-upgrade.timer
+
+echo "Reloading Systemd..."
+$sudo systemctl daemon-reload
+
+echo "Enabling timer (not starting it, either do it manually or reboot)..."
+$sudo systemctl enable packages-upgrade.timer
+
+echo "Finished install. Exiting..."
+exit 0