$ sudo apt install xserver-xorg lightdm lxde-core lxterminal wget jq

$ sudo rm -v /etc/xdg/autostart/*.desktop

$ wget -c $(curl -s https://api.github.com/repos/ZoneMinder/zmNinja/releases/latest | jq -r '.assets[].browser_download_url' | grep linux-arm64.AppImage) -O /home/tvpi/zmninja-latest-linux-arm64.AppImage

$ chmod u+x /home/tvpi/zmninja-latest-linux-arm64.AppImage

$ mkdir ~/.config/autostart/

$ vi .config/autostart/zmninja.desktop

[Desktop Entry]
Type=Application
Name=zmNinja
Exec=/home/tvpi/zmninja-latest-linux-arm64.AppImage --fs