NixOS/hosts/luna/modules/docker/default.nix

{ pkgs, ... }: {
  environment.systemPackages = with pkgs; [ docker docker-compose ];

  virtualisation = {
    oci-containers.backend = "docker";
    containers.enable = true;
    docker = {
      enable = true;
      rootless = {
        enable = true;
        setSocketVariable = true;
      };
      autoPrune.enable = true;
      package = pkgs.docker;
    };
  };
}