{

  description = "Automaticly post travelynx checkins on the fediverse";

  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.05";

  outputs = inputs: let
    forAllSystems = function:
      inputs.nixpkgs.lib.genAttrs [
        "x86_64-linux"
        "aarch64-linux"
        "aarch64-darwin"
      ] (system: function (import inputs.nixpkgs {
        system   = system;
        overlays = [ inputs.self.overlays.default ];
      }));

  in {

    packages = forAllSystems (pkgs: {
      default        = pkgs.travelynx2fedi;
      travelynx2fedi = pkgs.travelynx2fedi;
    });

    apps = forAllSystems (pkgs: {
      default.type    = "app";
      default.program = "${pkgs.travelynx2fedi}/bin/travelynx2fedi";
    });

    nixosModules.default = import ./nixosModule.nix;

    overlays.default = final: prev: {
      travelynx2fedi = final.buildNimPackage {
        name = "travelynx2fedi";
        src  = inputs.self;

        buildInputs = [ final.openssl ];

        nimRelease  = true;
      };
    };

  };

}