nix/debug.nix

@@ -1,3 +0,0 @@
-{
-  debug = true;
-}

nix/modules/machine/gpu.nix

@@ -1,41 +0,0 @@
-{ config, ... }:
-let
-  cfg = config.flake;
-in
-{
-  allowedUnfreePackages = [
-    "nvidia-x11"
-    "nvidia-settings"
-  ];
-  flake.modules.nixos.default =
-    {
-      config,
-      pkgs,
-      hostName,
-      ...
-    }:
-    let
-      gpu = cfg.manifest.hosts.nixos.${hostName}.machine.gpu or "";
-    in
-    if gpu == "nvidia" then
-      {
-        hardware = {
-          graphics.enable = true;
-          graphics.extraPackages = [ pkgs.nvidia-vaapi-driver ];
-          nvidia.open = true;
-          nvidia.package = config.boot.kernelPackages.nvidiaPackages.latest;
-        };
-        services.xserver.videoDrivers = [ "nvidia" ];
-        environment.variables = {
-          LIBVA_DRIVER_NAME = "nvidia";
-          __GLX_VENDOR_LIBRARY_NAME = "nvidia";
-          NVD_BACKEND = "direct";
-        };
-        nix.settings.substituters = [ "https://cuda-maintainers.cachix.org" ];
-        nix.settings.trusted-public-keys = [
-          "cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E="
-        ];
-      }
-    else
-      { };
-}

nix/modules/unfree-packages.nix

@@ -1,16 +0,0 @@
-{ lib, config, ... }:
-let
-  inherit (builtins) elem;
-  inherit (lib) mkOption getName;
-  inherit (lib.types) listOf str;
-  predicate = pkg: elem (getName pkg) config.allowedUnfreePackages;
-in
-{
-  options.allowedUnfreePackages = mkOption {
-    type = listOf str;
-    default = [ ];
-  };
-  config.flake.modules.nixos.default = {
-    nixpkgs.config.allowUnfreePredicate = predicate;
-  };
-}