{

  description = "my krops file";

  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "github:nixos/nixpkgs/nixos-21.05";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
    nix-doom-emacs = {
      url = "github:vlaci/nix-doom-emacs";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    home-manager = {
      url = "github:nix-community/home-manager/release-21.05";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    krops = {
      url = "github:Mic92/krops";
      #url = "file:/home/palo/dev/krops-mic92-fork";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, home-manager, krops, flake-utils, nix-doom-emacs
    , nixpkgs-unstable, ... }:
    (flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
      let

        pkgs = nixpkgs.legacyPackages.${system};
        writeCommand = krops.packages.${system}.writeCommand;

      in {

        # deploy like this:
        #  nix run ".#deploy.sterni"
        apps.deploy = pkgs.callPackage ./krops.nix {
          inherit writeCommand;
          lib = krops.lib;
        };

      })) // {
        nixosConfigurations = import ./configurations.nix {
          nixosSystem = nixpkgs.lib.nixosSystem;
          inherit home-manager nixpkgs-unstable lib;
        };

      };

}