app

WHEN designing features App Intent-first so Siri/Shortcuts, widgets, and SwiftUI share logic; NOT UI-first; reuse intents across app.

WHEN scraping iOS/macOS App Store data (apps, reviews, ratings, search); NOT for installing or testing apps; retrieves structured JSON data using iTunes/App Store APIs with curl and jq formatting

WHEN users express issues with app behavior, visual appearance, or functionality in the iOS simulator collaborate on fixes with a structured feedback loop.

Comprehensive guide for implementing on-device AI models on iOS using Foundation Models and MLX Swift frameworks. Use WHEN building iOS apps with (1) Local LLM inference, (2) Vision Language Models (VLMs), (3) Text embeddings, (4) Image generation, (5) Tool/function calling, (6) Multi-turn conversations, (7) Custom model integration, or (8) Structured generation.

WHEN writing tests in Swift with the Swift Testing framework; NOT XCTest.

WHEN building SwiftUI views, managing state, setting up shared services, or making architectural decisions; NOT for UIKit or legacy patterns; provides pure SwiftUI data flow without ViewModels using @State, @Binding, @Observable, and @Environment.