Invoke any time a user is writing iOS/Swift tests or asking why tests behave a certain way — including XCTest versus Swift Testing (@Test/#expect) choices, async ViewModel tests…
iOSアプリのセキュリティレビュー。OWASP Mobile Top 10、App Transport Security、Keychain使用をチェック。Use when: セキュリティ、脆弱性、認証、Keychain、ATS を依頼された時。
Build, review, or improve networking code in iOS/macOS apps using URLSession with async/await, structured concurrency, and modern Swift patterns.
Swift Concurrency expert skill covering async/await, structured concurrency (Task, TaskGroup), actors and @MainActor, Sendable protocol and checking, AsyncSequence/AsyncStream,…
iOS app architecture expert skill covering MVVM with @Observable, Clean Architecture, The Composable Architecture (TCA), modular architecture with SPM, Repository pattern,…
iOS data persistence expert skill covering SwiftData (@Model, ModelContainer, @Query, #Predicate, migrations, CloudKit), Core Data (NSPersistentContainer, NSFetchRequest, batch…