[Unit]
Description=printbar — refresh Waybar instantly on CUPS print events
Documentation=https://github.com/mryll/printbar
After=default.target

[Service]
Type=simple
# Set PRINTBAR_WAYBAR_SIGNAL to match your Waybar module's "signal" (default 15).
Environment=PRINTBAR_WAYBAR_SIGNAL=15
ExecStart=@BIN@/printbar-watch
Restart=always
RestartSec=5

[Install]
WantedBy=default.target