Migrate to nix flakes

home/home.nix

@@ -0,0 +1,60 @@
+{ config, lib, pkgs, specialArgs, ... }:
+
+let
+  dotfilesOnly = specialArgs.dotfilesOnly;
+in {
+  # It's standard convention that Darwin has the username
+  # "spot" - "spotlight" was reserved by the system at some point.
+  # (Sigh... the downsides of sharing a namesake.)
+  home.username = if pkgs.stdenv.isDarwin then
+    "spot"
+  else
+    "spotlight";
+
+  home.homeDirectory = if pkgs.stdenv.isDarwin then
+    "/Users/spot"
+  else
+    "/home/spotlight";
+
+  # Git
+  programs.git = {
+    enable = true;
+    lfs.enable = true;
+    
+    userName = "Spotlight";
+    userEmail = "spotlight@joscomputing.space";
+    # Only specify signing if GPG is otherwise being pulled in;
+    # i.e. not in a dotfiles only configuration.
+    signing = lib.mkIf dotfilesOnly {
+      key = "6EF6CBB6420B81DA3CCACFEA874AA355B3209BDC";
+      signByDefault = true;
+    };
+    extraConfig = {
+      color.ui = "auto";
+      pull.rebase = true;
+      init.defaultBranch = "main";
+    };
+  };
+
+  # Only include the desktop configuration if not dotfiles only.
+  imports = [
+    # zsh, etc
+    ./editor.nix
+    # vim, etc
+    ./prompt.nix
+  ] ++ (lib.optional (!dotfilesOnly) ./desktop.nix);
+
+  # 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 = "22.11";
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+}
+