/**
 * Desktop Notifier Interface
 *
 * Output port for sending native OS desktop notifications.
 * Infrastructure layer provides concrete implementations:
 * - DesktopNotifier (node-notifier) — default for CLI/web contexts
 * - ElectronDesktopNotifier — used when running inside Electron
 *
 * Following Clean Architecture:
 * - Application layer depends on this interface
 * - Infrastructure layer provides concrete implementations
 */
export {};
