Block a user
Upgrade ZeroTier Controller UI to latest version
Upgrade ejabberd to 23.04, activate real-time MUC blocklists against spam
Improve ejabberd HTTP API configs and access
Upgrade Gitea to 1.19, configure Gitea Actions, set up Actions runners
Switch to Policyfile
I think we can close this one, I haven't looked at Policyfiles since then. We can always reopen it if we feel the need to investigate again
Set up Sentry (exception tracking/alerting)