ios▌

You MUST use this skill for ANY accessibility work including VoiceOver, Dynamic Type, color contrast, and WCAG compliance.

You MUST use this skill for ANY iOS UI work including SwiftUI, UIKit, layout, navigation, animations, and design.

You MUST use this skill for ANY concurrency, async/await, threading, or Swift 6 concurrency work.

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.

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

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

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

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