[Unit]Description=Shop System UI[Service]User=shopGroup=shopType=simpleExecStart=/home/shop/serial-barcode-scanner/src/curses-ui/curses-uiStandardInput=ttyStandardOutput=ttyTTYPath=/dev/tty3TTYReset=yesTTYVHangup=yesTTYVTDisallocate=yes[Install]WantedBy=multi-user.target