txs-keycloak/certbot/certbot-keycloak.timer

[Unit]
Description=Run certbot-keycloak service every 5 days since the last time the unit was activated
Requires=certbot-keycloak.service

[Timer]
Unit=certbot-keycloak.service
OnUnitInactiveSec=5days
AccuracySec=12h

[Install]
WantedBy=timers.target