{
  pkgs,
  config,
  self,
  ...
}:
{
  system.configurationRevision = self.rev or self.dirtyRev or null;

  environment.systemPackages = with pkgs; [
    home-manager
    mkalias
  ];

  homebrew = {
    enable = true;
    casks = [
      "ghostty"
    ];
    brews = [
      "mas"
    ];
    masApps = { };
    onActivation.cleanup = "zap";
    onActivation.autoUpdate = true;
    onActivation.upgrade = true;
  };

  system.defaults = {
    dock.autohide = true;
    finder.FXPreferredViewStyle = "clmv";
    loginwindow.GuestEnabled = false;
    NSGlobalDomain.AppleICUForce24HourTime = true;
    NSGlobalDomain.AppleInterfaceStyle = "Dark";
    NSGlobalDomain.KeyRepeat = 2;
  };

  system.activationScripts.applications.text =
    let
      env = pkgs.buildEnv {
        name = "system-applications";
        paths = config.environment.systemPackages;
        pathsToLink = "/Applications";
      };
    in
    pkgs.lib.mkForce ''
      # Set up applications
      echo "setting up /Applications..." >&2
      rm -rf /Applications/Nix\ Apps
      mkdir -p /Applications/Nix\ Apps
      find ${env}/Applications -maxdepth 1 -type l -exec readlink '{}' + |
      while read -r src; do
        app_name=$(basename "$src")
        echo "copying $src" >&2
        ${pkgs.mkalias}/bin/mkalias "$src" "/Applications/Nix Apps/$app_name"
      done
    '';
}