[Unit]
Description=Run Impri SQLite backup daily at 03:00 UTC
Requires=impri-backup.service

[Timer]
# Fire at 03:00 UTC every day.
OnCalendar=*-*-* 03:00:00 UTC
# If the system was down at fire time, run the backup as soon as it comes back up.
Persistent=true
Unit=impri-backup.service

[Install]
WantedBy=timers.target