While I agree I think the answer changes weekly :)

I use ceph block storage

I agree with this. I think single node or not the industry is moving towards Kubernetes for container orchestration. Docker has showed their evil intentions and it’s time to leave them in the past. Even podman has native kubernetes manifest support (albeit limited last i checked) as @rs5th@lemmy.scottlabs.io pointed out there’s good avenues to take if you want to avoid the complexities of kubernetes like k3s.