Systemd service and timer for ff-backup.

.config/systemd/user/default.target.wants/ff-backup.timer

+/home/nimrod/.config/systemd/user/ff-backup.timer
\ No newline at end of file

.config/systemd/user/ff-backup.service

+[Unit]
+Description=Firefox backup
+
+[Service]
+ExecStart=/home/nimrod/Documents/bin/ff-backup

.config/systemd/user/ff-backup.timer

+[Unit]
+Description=Firefox backup
+
+[Timer]
+OnCalendar=09:00
+OnCalendar=21:00
+
+[Install]
+WantedBy=default.target