improved install script to allow for launching GUI apps from SSH

.github/wiki/script-auto-config-linux.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
+# Ask for HomeAssistant IP
+echo "Please enter your HomeAssistant IP address:"
+read -r HOMEASSISTANT_IP
+
 # Enable SSH Server
+echo "Enabling SSH Server..."
 if command -v systemctl &> /dev/null; then
     sudo systemctl enable --now sshd
 else
@@ -9,15 +14,36 @@ fi
 
 # Configure sudoers
 echo "Configuring sudoers..."
-echo -e "\n# Allow your user to execute specific commands without a password" | sudo tee -a /etc/sudoers
+echo -e "\n# Allow your user to execute specific commands without a password (for EasyComputerManager/HA)" | sudo tee -a /etc/sudoers
 echo "$(whoami) ALL=(ALL) NOPASSWD: /sbin/shutdown, /sbin/init, /usr/bin/systemctl, /usr/sbin/pm-suspend, /usr/bin/awk, /usr/sbin/grub-reboot, /usr/sbin/grub2-reboot" | sudo tee -a /etc/sudoers
 
 # Firewall Configuration
+echo "Configuring firewall..."
 if command -v ufw &> /dev/null; then
-    echo "Configuring firewall..."
     sudo ufw allow 22
 else
-    echo "UFW not found. Please configure the firewall manually."
+    echo "UFW not found. Please configure the firewall manually (if needed)."
 fi
 
+# Setup xhost for GUI apps
+echo "Configuring persistent xhost for starting GUI apps (like Steam)..."
+COMMANDS="xhost +$HOMEASSISTANT_IP; xhost +localhost"
+DESKTOP_ENTRY_NAME="EasyComputerManager-AutoStart"
+DESKTOP_ENTRY_PATH="$HOME/.config/autostart/$DESKTOP_ENTRY_NAME.desktop"
+
+# Create the desktop entry file for the Desktop Environment to autostart at login every reboot
+cat > "$DESKTOP_ENTRY_PATH" <<EOF
+[Desktop Entry]
+Type=Application
+Name=$DESKTOP_ENTRY_NAME
+Exec=sh -c '$COMMANDS'
+Hidden=false
+NoDisplay=false
+X-GNOME-Autostart-enabled=true
+EOF
+chmod +x "$DESKTOP_ENTRY_PATH"
+
+echo ""
+echo "Done! Some features may require a reboot to work including:"
+echo " - Starting GUI apps from HomeAssistant"
 echo "You can now add your computer to HomeAssistant."