finally set up some of nix-darwin

hosts/mac/configuration.nix

@@ -1,76 +1,24 @@
-{ pkgs, ... }:
+{ config, inputs, pkgs, ... }:
 {
-  #nix run nix-darwin -- switch --flake ~/nix-config
+  imports = [
+    ./nix.nix
+    ./homebrew.nix
+    ./programs.nix
+    ./system.nix
+  ];
 
   # List packages installed in system profile. To search by name, run:
   # $ nix-env -qaP | grep wget
-  environment.systemPackages = with pkgs; [
-    asitop
-    mas
-    python3
-    python3Packages.beautifulsoup4
-    python3Packages.requests
-    python3Packages.selenium
-    vim
-  ];
-
-  # Homebrew
-  homebrew.enable = true;
-  homebrew.casks = [
-    "spotify"
-    "protonvpn"
-    "omnissa-horizon-client"
-    "tg-pro"
-    "steam"
-    "orcaslicer"
-    "vscodium"
-    "epic-games"
-    "wine-stable"
-    "scroll-reverser"
-  ];
-
-  homebrew.masApps = {
-    Tailscale = 1475387142;
-    Infuse = 1136220934;
-    Amphetamine = 937984704;
+  environment = {
+    systemPackages = with pkgs; [
+      asitop
+      mas
+      nh
+    ];
   };
-  # homebrew.global.autoUpdate = true;
 
   security.pam.services.sudo_local.touchIdAuth = true;
 
-  # Auto upgrade nix package and the daemon service.
-  # services.nix-daemon.enable = true;
-  # nix.package = pkgs.nix;
-
-  # Necessary for using flakes on this system.
-  nix.settings.experimental-features = "nix-command flakes";
-
-  # Allow unfree
-  nixpkgs.config.allowUnfree = true;
-
-  # Create /etc/zshrc that loads the nix-darwin environment.
-  programs.zsh.enable = true;  # default shell on catalina
-
-  system = {
-    defaults = {
-      trackpad.Clicking = true;
-      dock.autohide = false;
-
-      NSGlobalDomain = {
-        AppleInterfaceStyle = "Dark";
-        "com.apple.mouse.tapBehavior" = 1;
-        "com.apple.keyboard.fnState" = false;
-      };
-    };
-
-    # Used for backwards compatibility, please read the changelog before changing.
-    # $ darwin-rebuild changelog
-    stateVersion = 5;
-  };
-
-  # The platform the configuration will be used on.
-  nixpkgs.hostPlatform = "aarch64-darwin";
-
   users.users.mattjallen = {
     name = "mattjallen";
     home = "/Users/mattjallen";