Complete reference for Fulcrologic Statecharts including state machines, transitions, events, Fulcro integration, and testing. Use when implementing statecharts, managing complex UI state, or working with state machine patterns.
8-mode brightness system implementation with CSS custom properties. Use when implementing theme switching, color tokens, or fixing brightness-related issues.
Guide for using app_database package with Drift for user settings, app config, and persistent data (project)
Modern Swift concurrency with async/await, actors, structured concurrency, and AsyncSequence patterns for iOS/tvOS
Master iOS development with Swift, Android development with Kotlin, React Native, Flutter, and cross-platform mobile technologies.
Use when implementing or reviewing Supabase Realtime in iOS/Swift apps (supabase-swift). Covers Postgres Changes, Broadcast, Presence, channel lifecycle, and best practices.
Use when implementing or debugging macOS menu commands and keyboard shortcuts in SwiftUI (Commands, CommandGroup, FocusedValues), especially for File menu Save/Reload or global app shortcuts.
SwiftUI and iOS performance optimization techniques including profiling with Instruments, memory management, and rendering optimization
Compensates for Claude's January 2025 knowledge cutoff by actively searching Apple's official iOS 26 documentation before making claims about iOS 26 APIs, frameworks, or features. This skill should be used when about to make statements about iOS 26 features, suggesting iOS 26-specific APIs, implementing iOS 26 functionality, or answering questions about iOS 26 capabilities. The skill provides multi-tier search workflows using Apple RAG, Sosumi, and web search tools with proper verification tagging.
Use when implementing SwiftUI animations, understanding VectorArithmetic, using @Animatable macro, zoom transitions, UIKit/AppKit animation bridging, choosing between spring and timing curve animations, or debugging animation behavior - comprehensive animation reference from iOS 13 through iOS 26
Develop staged hydration systems for prioritizing critical UI regions and progressive interactivity.
Build and modify apps in the Windows 15 desktop environment. Use when creating new apps, modifying existing apps in apps/, working with window management, persistence, hotkeys, notifications, or UI components.
Combine framework for reactive programming in iOS/tvOS with publishers, operators, and integration with async/await
Apple platform typography reference (San Francisco fonts, text styles, Dynamic Type, tracking, leading, internationalization) through iOS 26
Comprehensive REST and GraphQL API integration patterns for iOS/tvOS using Alamofire and URLSession
Master iOS networking - URLSession, async/await, REST APIs, authentication
Integrate Google Firebase Firestore for cloud data storage, implement CRUD operations, and manage data persistence
Implement accessibility for the .NET 8 WPF widget host app. Use when improving keyboard navigation, screen reader support, focus states, and color contrast in XAML and styles.
Swift 5 naming conventions, file structure, code organization, and SwiftLint rules for iOS/tvOS development
Production-grade Flutter animations mastery - Implicit and explicit animations, AnimationController, Hero transitions, physics-based motion, Lottie/Rive integration, 60fps optimization with comprehensive code examples
Master Kotlin coroutines with suspend functions, flows, channels, and structured concurrency for building async applications.
