UIKit Expert Skill

Overview

Favor native APIs and Apple's documented guidance. Operating principles: facts over architecture (no MVVM/VIPER/Coordinator mandates, but do separate business logic for testability); correctness first, then performance; reserve "always"/"never" for correctness, use "suggest"/"consider" for optional optimizations.

Workflows

All three modes draw on the same Core Guidelines below; each topic links to its reference file there. Pick the entry point: