Add experimental home-manager option

config/nixpkgs/home.nix

@@ -0,0 +1,38 @@
+{ config, pkgs, ... }:
+
+{
+  # Home Manager needs a bit of information about you and the
+  # paths it should manage.
+  # TODO(spotlightishere): Is there a cleaner approach?
+  home.username = if pkgs.stdenv.isDarwin then
+    "spot"
+  else
+    "spotlight";
+
+  home.homeDirectory = if pkgs.stdenv.isDarwin then
+    "/Users/spot"
+  else
+    "/home/spotlight";
+
+  home.packages = with pkgs; [
+    dogdns
+    htop
+    mtr
+    ncdu
+    tmux
+    vim
+  ];
+
+  # This value determines the Home Manager release that your
+  # configuration is compatible with. This helps avoid breakage
+  # when a new Home Manager release introduces backwards
+  # incompatible changes.
+  #
+  # You can update Home Manager without changing this value. See
+  # the Home Manager release notes for a list of state version
+  # changes in each release.
+  home.stateVersion = "21.11";
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+}