{
  config,
  lib,
  ...
}:

{
  # Shared, machine-agnostic configuration surface. Hosts enable optional
  # feature modules by setting these booleans instead of editing import lists.
  options.my = {
    username = lib.mkOption {
      type = lib.types.str;
      default = "anish";
      description = "Primary interactive user account.";
    };

    flakeDir = lib.mkOption {
      type = lib.types.str;
      default = "/home/${config.my.username}/NixOS-Configs";
      description = "Checkout location of this flake on the machine.";
    };

    gaming.enable = lib.mkEnableOption "Steam, Gamemode and gaming tooling";

    ai.local.enable = lib.mkEnableOption "local AI services (Ollama, ComfyUI, Open WebUI)";

    pi.enable = lib.mkEnableOption "the pi coding agent (home-manager)";
  };
}