nix-config-v2/modules/virtualization/podman.nix

{
  config,
  lib,
  pkgs,
  ...
}: let
  cfg = config.containers;
in {
  options.containers = {
    podman = {
      enable = lib.mkEnableOption "Podman container runtime";
      dockerCompat = lib.mkEnableOption "Enable Docker compatibility";
      extraPackages = lib.mkOption {
        type = lib.types.listOf lib.types.package;
        default = [];
        description = "Additional packages to install when Podman is enabled";
      };
    };
  };

  config = lib.mkIf cfg.podman.enable {
    virtualisation.podman = {
      enable = true;
      dockerCompat = cfg.podman.dockerCompat;
      enableOnBoot = true;
      defaultNetwork.settings.dns_enabled = true;
    };

    environment.systemPackages =
      [
        pkgs.podman-compose
        pkgs.buildah
        pkgs.skopeo
        pkgs.dive
        pkgs.container-diff
      ]
      ++ cfg.podman.extraPackages;
  };
}