[rsyring]

Might be part of your solution: https://github.com/psviderski/unregistry

> Unregistry is a lightweight container image registry that stores and serves images directly from your Docker daemon's storage. > > The included docker pussh command (extra 's' for SSH) lets you push images straight to remote Docker servers over SSH. It transfers only the missing layers, making it fast and efficient.

But, given that podman rootless doesn't have a daemon like Docker, I think using Podman in a push-to-remote scenario is just going to have more pieces for you to manually manage.

There are PaaS solutions out there, like Dokku, that would give you a better devx but will also bring additional setup and complexity.