{
  description = "Kubernetes resource builder using nix";

  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "github:NixOS/nixpkgs";
  };

  outputs = { self, nixpkgs, flake-utils }:
    { nixosModules = import ./modules; }
    //
    (flake-utils.lib.eachDefaultSystem
      (system:
        let
          pkgs = import nixpkgs {
            inherit system;
            overlays = [
              self.overlay
            ];
            config = { };
          };
        in
        rec {
          devShell = import ./shell.nix { inherit system pkgs; };

          packages = flake-utils.lib.flattenTree {
            inherit (pkgs)
              kubenix
              ;
          };

          hydraJobs = {
            inherit packages;
          };
        }
      )
    ) //
    {
      overlay = final: prev: {
        kubenix = prev.callPackage ./default.nix {
          nixosPath = "${nixpkgs}/nixos";
        };
        # up to date versions of their nixpkgs equivalents
        kubernetes = prev.callPackage ./pkgs/applications/networking/cluster/kubernetes { };
        kubectl = prev.callPackage ./pkgs/applications/networking/cluster/kubectl { };
      };
    };
}