{ inputs, pkgs, ... }:
{
  # We installed Nix via the *Determinate* package (the installer
  # asks on macOS Tahoe), Determinate manages /etc/nix/nix.conf itself and
  # nix-darwin must NOT. Thus, we have to set `nix.enable = false;`.
  nix.enable = false;

  nixpkgs.config.allowUnfree = true;

  nixpkgs.overlays = [ inputs.nix4vscode.overlays.default ];

  environment.systemPackages = with pkgs; [
    wget
    curl
    git
    tree
    coreutils
  ];

  programs.zsh.enable = true;

  homebrew = {
    enable = true;
    onActivation = {
      autoUpdate = false;
      upgrade = false;
      cleanup = "zap";
    };

    casks = [
      "1password"
      "1password-cli"
      "dropbox"
      "zoom"
      "spotify"
      "brave-browser"
      "gimp"
      "orbstack"
    ];
  };

  # macOS preferences, declaratively. Tweak to taste.
  # Full option list: https://nix-darwin.github.io/nix-darwin/manual/
  system.defaults = {
    NSGlobalDomain = {
      KeyRepeat = 2;
      InitialKeyRepeat = 15;
      AppleShowAllExtensions = true;
      ApplePressAndHoldEnabled = false;
    };
    dock = {
      autohide = true;
      show-recents = false;
      mru-spaces = false;
    };
    finder = {
      AppleShowAllFiles = true;
      FXPreferredViewStyle = "Nlsv";
      ShowPathbar = true;
    };
    trackpad.Clicking = false;
  };
}