wenche: start adding NVIDIA support

hosts/wenche/configuration.nix

@@ -1,4 +1,4 @@
-{ config, fp, pkgs, values, ... }:
+{ config, fp, pkgs, values, lib, ... }:
 {
   imports = [
       # Include the results of the hardware scan.
@@ -23,6 +23,14 @@
     address = with values.hosts.wenche; [ (ipv4 + "/25") (ipv6 + "/64") ];
   };
 
+  hardware.graphics.enable = true;
+  services.xserver.videoDrivers = [ "nvidia" ];
+  hardware.nvidia = {
+    modesetting.enable = true;
+    open = true;
+    package = config.boot.kernelPackages.nvidiaPackages.production;
+  };
+
   # List packages installed in system profile
   environment.systemPackages = with pkgs; [
   ];