Thread-safe distribution of video frames (CVPixelBuffer) to multiple subscribers using Apple's Combine framework. Use this skill for real-time video streaming to multiple consumers, multi-subscriber broadcasting, cross-thread frame delivery, or replacing timer-based polling with push-based delivery.
State snapshots and rollback for safe experimentation. Use when creating checkpoints, rolling back changes, managing recovery points, or implementing safe experimentation.
Generate Expo configuration files for React Native development. Triggers on "create expo config", "generate app.json", "expo setup", "expo configuration".
Build and deploy Android app to connected device via USB. Fast deployment (~2-5 seconds) using Gradle and ADB. Use when deploying, installing, or building Android apps to physical devices.
Flutter 3.24+ / Dart 3.5+ 개발 전문가로 Riverpod, go_router, 크로스플랫폼 패턴을 다룬다. 크로스플랫폼 모바일 앱, 데스크톱 앱, 웹 애플리케이션을 Flutter로 구축할 때 사용.
Ensure iOS/iPadOS-friendly form inputs (keyboard type, inputmode, autocomplete, autocapitalize/autocorrect, enterkeyhint) when editing or reviewing UI forms in web apps. Use when adding or modifying form fields (Svelte/HTML/TSX/etc.), auditing form UX, or fixing mobile Safari keyboard issues.
Restart the iOS app on connected iPhone without rebuilding. Terminates and relaunches the app remotely. Use when testing changes that don't require rebuild, or refreshing app state.
Generate production and local development keystores for Android release signing
Handles MMKV storage operations and data persistence patterns with encryption. Use when implementing data persistence, caching, or user preferences in Fitness Tracker App.
Build professional native macOS apps in Swift with SwiftUI and AppKit. Full lifecycle - build, debug, test, optimize, ship. CLI-only, no Xcode.
Fix SwiftUI sheet presentation issues in Leavn - competing sheets, dismissal patterns, binding synchronization, enum-based consolidation
Bootstrap a complete SwiftPM macOS app folder, then build, package, and run it without Xcode. Use for the starter layout and + for packaging and release details.. Use when Creating a SwiftPM-based macOS app without Xcode..
Android 功能开发扩展模板。包含上拉刷新(SmartRefreshLayout)和 TabLayout+ViewPager2 的完整实现模板。仅在需要刷新或 Tab 切换功能时加载。
Add accessibilityLabel and accessibilityHint to Images and Buttons in Leavn app for VoiceOver support
Enterprise mobile development with React Native 0.76+, Flutter 3.24+, Capacitor 6.x, cross-platform patterns, testing, CI/CD
Guide for creating new Amplifier modules including protocol implementation, entry points, mount functions, and testing patterns. Use when creating new modules or understanding module architecture.
iOS motion and haptics guidance. Use when designing animations, transitions, or feedback states (platform guidance, not implementation).
Flutter 开发最佳实践指南，涵盖架构、依赖管理、UI 开发、平台配置。当用户提到"最佳实践"、"架构"、"Riverpod"、"GoRouter"、"Dio"、"主题"、"响应式"、"无障碍"时使用此 skill。
Use when animating notifications, toasts, alerts, snackbars, or system messages to grab attention appropriately
Swift 6.x language best practices, macros, project setup, and modern patterns. Use when user asks about Swift syntax, Package.swift configuration, project structure, macros like @Observable/@Model/@MainActor, property wrappers, or modern Swift development patterns.
SwiftUIコンポーネント設計支援。View構造化、状態管理（@State/@Binding/@Observable）、Previewマクロ活用、アクセシビリティ対応。「SwiftUIコンポーネントを設計して」「Viewを構造化して」で使用。
Use when implementing internationalization (i18n), String Catalogs, pluralization, or right-to-left layout support. Covers modern localization workflows with Xcode String Catalogs and LocalizedStringKey patterns.
