Proxmox Unprivileged LXC Rootless Docker/Podman
By default Proxmox Unprivileged LXC containers only allow running Docker/Podman as root. In this guide we will set up rootless Docker inside an unprivileged LXC container.
Allowing nesting namespaces three levels deep:
Proxmox Host → Unprivileged LXC → Rootless Docker/Podman → Docker in Docker (DinD).