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

  outputs = { self, nixpkgs, flake-utils, ... }:
    {
      nixosModules = rec {
        yandexgpt_telegram_bot = import ./nixos;
        default = yandexgpt_telegram_bot;
      };
    } // flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs { inherit system; };
      in
      {
        devShells.default = pkgs.mkShell {
          packages = with pkgs; [
            nodejs-18_x
            prefetch-npm-deps
          ];
        };
      });
}