Migrating from Combine to Swift Observation framework and modern async/await patterns. Covers Publisher to AsyncSequence conversion, ObservableObject to @Observable migration, bridging patterns, and reactive code modernization. Use when user asks about Combine migration, ObservableObject to Observable, Publisher to AsyncSequence, or modernizing reactive code.
This skill should be used when creating custom windows with ApplicationV2, building forms with FormApplication, using Dialog for prompts, understanding the render lifecycle, or migrating from Application v1 to ApplicationV2.
Implement client-side data storage with localStorage, IndexedDB, or SQLite WASM. Use when storing user preferences, caching data, or building offline-first applications.
Dart best practices with Flutter mobile development, async programming, and server-side Dart for 2025
瞬作のFlutter実装サブスキル。shunsakuから呼び出され、ハンドオフ契約に基づいてFlutterプロトタイプを実装する。直接呼び出しは非推奨（先にshunsakuで問診を完了すること）。
Push notification and UNUserNotificationCenter expert. Use when working with APNs, actionable notifications, notification categories, or local notifications on watchOS/iOS.
Fix Swift 6 actor isolation errors in Leavn app - deinit accessing @MainActor properties, nonisolated contexts, concurrent access violations
Creates navigation structures following the app's nested navigator pattern. Handles type-safe navigation, stack and tab setup, and screen parameter management in Purrsuit Mobile App.
CSS and UX patterns for iPad Pro 12.9" development. Covers viewport configuration, touch optimization, safe areas, ProMotion animations, and child-friendly design patterns. Use when building educational apps targeting iPad Pro.
Implements UIToolkit Views with BEM naming. MUST use proactively when implementing any UI, Page, Section, Modal, or screen-related features. Also triggers on "View", "UI", "画面", "UXML".
Swift 6.2 expert - async/await, actors, Sendable, SPM, protocols, generics, optionals, ARC, Swift Testing, macros, Codable, Regex, performance.
UIKit and TVUIKit for tvOS - UICollectionView, TVPosterView, TVMonogramView, compositional layouts, focus management. Triggers on UIKit, TVUIKit, UICollectionView, carousel, poster, lockup, tvOS UIKit.
WHEN: Android Kotlin code review, Jetpack Compose patterns, Coroutines/Flow checks, ViewModel structure analysis WHAT: Compose best practices + Coroutines patterns + State management + Memory leak detection + Performance optimization WHEN NOT: KMP shared code → kotlin-multiplatform-reviewer, Backend → kotlin-spring-reviewer
Firebase Firestore 전문가 - NoSQL 패턴, 실시간 동기화, 오프라인 캐싱, Security Rules. 모바일 우선 앱, 오프라인 지원, 실시간 listener, Firestore 보안 설정에 활용.
Sync theming between Flutter and WebF (automatic theme sync, prefers-color-scheme, dark mode patterns). Use when the user mentions theme sync, dark mode, prefers-color-scheme, CSS variables, or WebF theming from MaterialApp.
iOSエンジニアとして回答。Swift/SwiftUIのベストプラクティス、メモリ管理、HIG準拠を考慮した実装を提案する。
Guide for using WebViewBridge Swift package to build WebPage (macOS 26.0+) bridges with JavaScript injection and bidirectional communication. Use when integrating WebPage with Swift, injecting JavaScript, or handling JS↔Swift messaging.
Implements MVVM pattern using CommunityToolkit.Mvvm with ObservableProperty attributes. Use when building ViewModels with source generators or implementing commands in WPF/AvaloniaUI.
Build and deploy iOS app to simulator or device. Use when testing iOS changes, debugging on simulator, or running the app after code changes. Handles Xcode builds, app installation, and launching.
Pentest Android and iOS mobile applications including APK analysis, dynamic analysis, SSL pinning bypass, root/jailbreak detection bypass, and mobile-specific vulnerabilities. Use when testing mobile app security or performing mobile pentesting.
Expert iOS/macOS development with Swift 6, SwiftUI, SwiftData, CloudKit, and modern Apple frameworks. Use when writing Swift code, building iOS/macOS apps, implementing SwiftData models, creating SwiftUI views, handling concurrency, or working with Apple platform APIs. Covers cross-platform patterns, testing, and Xcode workflows.
Expert in building cross-platform apps with Flutter 3+. Specializes in Dart, Riverpod, Flame (Game Engine), and FFI (Native Integration).
