{ pkgs, config, secret, ... }: { environment.systemPackages = [ pkgs.arion ]; virtualisation = { docker.enable = false; podman = { enable = true; defaultNetwork.settings.dns_enabled = true; dockerSocket.enable = true; dockerCompat = true; autoPrune = { enable = true; dates = "weekly"; flags = [ "--all" ]; }; }; oci-containers = { backend = "podman"; }; arion = { backend = "podman-socket"; }; }; networking.firewall.interfaces."podman+" = { allowedUDPPorts = [ 53 ]; allowedTCPPorts = [ 53 ]; }; }