Central Logging is just a single binary. To update you can grab a new copy at: https://www.centrallogging.com/#download unzip it, replace the old binary, and restart the service.
Or it can self-update with:
./centrallogging-linux-amd64 -updatesudo systemctl restart centrallogging./centrallogging-openbsd-amd64 -updatedoas rcctl restart syslogd💌 Get notified on new features and updates