When to use this skill ALWAYS use this skill when the user mentions: - Native alert, confirm, or file dialogs / 原生提示、确认或文件对话框 - Unified dialog APIs across platforms / 跨平台统一对话框 API - Async dialog flows with cancellation / 异步对话框与取消流程 Trigger phrases include: - "dialog", "alert", "confirm", "file picker", "native dialog" - "对话框", "提示框", "确认框", "文件选择" How to use this skill 1. Define dialog types and UI flows 2. Configure dialog plugin capabilities and scope 3. Implement async dialog calls and cancellation handling 4. Provide a unified dialog service layer for reuse Outputs - Dialog service design…