{ sources ? import ./npins
, nixpkgs ? sources.nixpkgs
, pkgs ? import nixpkgs { overlays = [ (import ./overlay.nix) ]; }
}:
rec {
  shell = pkgs.mkShell {
    packages = [
      python
      pkgs.ruff
    ];
  };
  python = pkgs.python3.withPackages (ps: [ ps.mypy ps.click ps.click-log ps.uptime-kuma-api ]);
  evalModules = (pkgs.lib.evalModules {
    modules = [
      ./nixos/module.nix
      ({ lib, ... }: {
        _module.args.pkgs = lib.mkDefault pkgs;
      })
    ];
  }).extendModules;
}