[Unit] Description=Shop System UI [Service] User=shop Group=shop Type=simple ExecStart=/home/shop/serial-barcode-scanner/src/curses-ui/curses-ui StandardInput=tty StandardOutput=tty TTYPath=/dev/tty3 TTYReset=yes TTYVHangup=yes TTYVTDisallocate=yes [Install] WantedBy=multi-user.target