# Native SDK command-app example This example shows one `app.sync` command handled from each user-facing entry point: - Native toolbar button. - Native menu item. - Native tray item. - App shortcut. - WebView bridge call. - Manifest command catalog listing from the WebView. Run with the system backend: ```sh zig build run -Dplatform=macos -Dweb-engine=system ``` Run the headless test path: ```sh zig build test -Dplatform=null ```