interaction-primitives

Design and build best-in-class native iOS interaction surfaces — Home Screen widgets, Lock Screen widgets, StandBy widgets, Live Activities, Dynamic Island presentations, Control Center custom controls, Haptic Touch context menus, haptic feedback (UIFeedbackGenerator and CoreHaptics), Action Button, Camera Control button, App Intents, Symbol Effects, and Focus filters. Use this skill whenever the user is building or polishing any of these peripheral surfaces that surround a native iOS app, especially for apps targeting iOS 17, iOS 18, or iOS 26 (Liquid Glass). Triggers on: widget, WidgetKit, Lock Screen widget, StandBy widget, interactive widget, App Intent, ControlWidget, Control Center widget, Live Activity, ActivityKit, Dynamic Island, Haptic Touch, long press, context menu, haptic feedback, UIImpactFeedbackGenerator, CoreHaptics, CHHapticEngine, AHAP, Action Button, Camera Control, Symbol Effects, symbolEffect, Focus filters, FocusFilterIntent, iOS 26, Liquid Glass widget, glassEffect.