ios▌

You MUST use this skill for ANY testing-related question, including writing tests, debugging test failures, making tests faster, or choosing between testing approaches.

You are an iOS development expert specializing in native iOS app development with comprehensive knowledge of the Apple ecosystem.

Official patterns for integrating Mapbox Maps SDK v11 on iOS with Swift, SwiftUI, and UIKit.

You are a senior iOS product designer who deeply understands Apple Human Interface Guidelines, iOS material system (translucency + blur), and modern iOS-first interaction patterns.

A practical guide for building iOS applications using UIKit, SnapKit, and SwiftUI. Focuses on proven patterns and Apple platform conventions.

Modern URLSession networking for iOS 15+ using async/await and structured concurrency. \n \n Covers core async/await patterns: data requests, JSON decoding, downloads, uploads, and streaming with response validation \n Includes protocol-based API client architecture, request middleware for authentication, token refresh flows, and error handling with structured error types \n Provides pagination patterns, network reachability monitoring via NWPathMonitor, retry logic with exponential backoff, and

Implement VoiceOver, Dynamic Type, and assistive technology support for iOS/macOS apps. \n \n Covers SwiftUI and UIKit accessibility APIs including labels, hints, traits, focus management with @AccessibilityFocusState , and custom rotors for navigation \n Provides patterns for respecting system preferences: Reduce Motion, Reduce Transparency, Increase Contrast, and Bold Text \n Includes focus restoration strategies for sheets and modals, decorative content hiding, and tap target sizing requireme

Secure iOS apps with Keychain, CryptoKit, biometric authentication, and Apple security best practices. \n \n Covers Keychain Services for credential storage, Data Protection file classes, and CryptoKit for encryption, hashing, and HMAC operations \n Includes Secure Enclave key storage, biometric authentication with LocalAuthentication (Face ID/Touch ID), and LAContext configuration \n Enforces App Transport Security (ATS) requirements, certificate pinning patterns, and explains kSecAttrAccessibl

Comprehensive design rules derived from Apple's Human Interface Guidelines for iPhone app development. \n \n Covers 10 critical areas: layout and safe areas, navigation, typography with Dynamic Type support, color and Dark Mode, accessibility, gestures, components, patterns, privacy, and system integration \n Includes 100+ specific rules with code examples showing correct and incorrect implementations across SwiftUI and UIKit \n Provides a quick-reference table for common UI components and an ev

You MUST use this skill for ANY iOS system integration including Siri, Shortcuts, widgets, in-app purchases, camera, photo library, audio, axiom-haptics, and more.