With this we move away from centos8 which is EOL and ubuntu21 which never released a LTS version. We replace this with ubuntu22.
EDIT 1
fuck me, this MR has been open for over 1 year... aaaaaaahhhhhh!!!!!
Downtime planned starting Sunday 16 March; service will be down until migration to new Strato server is complete (worst case expect 3 days outage)!
Please ensure you have reasonable backups/copies of all important data!