개발 스킬

Build and improve SwiftUI interfaces, from views and navigation to layout, animation, and gestures. The skill also helps investigate display bugs and slow interactions, organize feature architecture, and work with iOS 26 and foldable iPhone layouts.

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• Building or updating a SwiftUI screen
• Debugging navigation or layout problems
• Improving animations, gestures, or scrolling

Plan and build watchOS apps, including standalone app structure, Watch Connectivity, complications, Smart Stack widgets, controls, and background tasks. The skill also guides ClockKit to WidgetKit migration and watch specific design decisions.

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• Planning a standalone watchOS app
• Adding complications or Smart Stack widgets
• Transferring data between iPhone and Apple Watch

Diagnose Swift Package Manager problems by inspecting package manifests, resolved versions, project references, and dependency graphs. It identifies version conflicts, duplicate symbols, Swift language mode mismatches, missing transitive modules, macro build issues, and platform incompatibilities, then suggests ways to resolve them.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Investigating Swift Package Manager resolution failures
• Diagnosing a “No such module” build error
• Finding the cause of duplicate symbol linker errors

Review Swift code for clearer, more idiomatic expressions while preserving behavior. It reports local simplification ideas for optionals, control flow, collections, closures, and boilerplate, tagging each finding as safe, conditional, or advisory. It does not edit files.

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• Simplifying a Swift file without changing behavior
• Finding clearer optional binding and control flow
• Reviewing boilerplate in a view model

Collect and analyze app performance traces from the command line with xcprof. The skill reports which measurements were available, attributes hot work to app code, and ranks actionable findings for CPU, memory, network, energy, and other supported profiling tasks.

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• Profiling CPU usage or a slow app action
• Checking memory allocations or leaks
• Comparing performance traces before and after a change

Set up and use Xcode’s MCP tools to read project files, build, test, and render previews. The skill explains client configuration, tool parameters, workflow choices, workspace targeting, and troubleshooting connection or permission issues.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Setting up Xcode MCP for an AI client
• Building or testing a project through MCP tools
• Finding the parameters required by BuildProject

Get guidance on Swift language features and platform tasks that do not belong to a specific framework. The skill covers modern idioms, ownership and noncopyable types, transferable content for drag and drop or sharing, debug deep links for simulator navigation, and tvOS input, focus, and storage concerns.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Review Swift code for modern idioms
• Use borrowing or noncopyable types
• Implement drag and drop or content sharing

Use this guide when building or debugging asynchronous Swift code on Apple platforms. It explains async/await, actors, MainActor, Sendable, synchronization, cancellation, and concurrency profiling, and directs common errors to focused reference material.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Writing async/await code in a Swift app
• Resolving Swift 6 data race or Sendable errors
• Choosing between an actor, mutex, or lock

Use this skill to implement or debug networking in Apple apps, including HTTP requests, sockets, and WebSockets. It guides API choices, connection diagnostics, and migrations between networking APIs, with references for URLSession and Network.framework.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Diagnosing an API request that times out
• Choosing between NWConnection and NetworkConnection
• Implementing URLSession with async and await

Audit an app’s iCloud and CloudKit integration for patterns that can cause failed sync, data conflicts, or silent errors. The skill maps the services in use, checks availability and file coordination, reviews error handling, and reports prioritized findings with a health score.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Audit an app’s iCloud integration
• Investigate CloudKit sync errors
• Check iCloud Drive file coordination

Use this skill to choose and work with data storage in Apple apps, including SwiftData, Core Data, SQLite, CloudKit, files, and Codable. It routes database migrations, sync issues, serialization, and storage questions to focused implementation or diagnostic guidance.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Choosing a database for an Apple app
• Planning a schema migration safely
• Troubleshooting CloudKit sync

Audit Swift camera, video, and audio capture code for deprecated APIs, threading and permission problems, and missing interruption or recovery handling. The report maps the capture pipeline, verifies findings in context, and summarizes reliability risks and suggested fixes.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Auditing camera session setup before release
• Checking audio and video interruption handling
• Reviewing camera permissions and photo picker usage

Use this skill to plan and troubleshoot graphics work in Apple apps, including Metal rendering, shader conversion, RealityKit 3D and AR, USD files, and display performance. It points to focused guidance for migrations, rendering bugs, frame rates, and resizing behavior.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Porting OpenGL shaders to Metal
• Displaying 3D models in SwiftUI
• Building an AR experience with RealityKit

Review SwiftUI views for layout problems that can break across screen sizes, orientations, and multitasking windows. It maps the app’s adaptation strategy, checks for issues such as unconstrained GeometryReader use and fixed dimensions, then reports evidence, severity, and practical fixes.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing SwiftUI layouts for problems across devices
• Finding why an iPad or resized window layout breaks
• Checking GeometryReader and fixed-size usage

Build and troubleshoot location and map features in Swift apps. The skill guides decisions about Core Location permissions, monitoring, accuracy, and background use, alongside MapKit maps, annotations, search, and directions. It also points to diagnostics for common failures such as missing updates or markers.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Choose a location permission and monitoring strategy
• Implement geofencing with Core Location
• Add map annotations, search, or directions

Audit an iOS app’s in-app purchase code for transaction handling, verification, restore flows, subscription status, and purchase screen disclosures. The skill maps the StoreKit architecture, checks for common gaps, and reports evidence-based findings with severity and suggested fixes.

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• Reviewing an in-app purchase implementation before release
• Finding why subscription renewals or restores are failing
• Checking transaction verification and completion handling

Find Apple’s bundled documentation and Swift compiler diagnostic guides in the installed Xcode. Use this skill to check official API details or understand a compiler error or warning, with guidance for locating the relevant local file and fallback sources when Xcode docs are unavailable.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking an Apple API’s official behavior
• Explaining a Swift compiler error or warning
• Finding Xcode guides for a framework feature

Runs relevant specialist audits across an iOS project, covering areas such as memory, privacy, accessibility, performance, and frameworks detected in the code. It combines and deduplicates findings into a unified health report.

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• Reviewing an entire iOS project for issues
• Creating a unified report from specialist audits
• Checking changed Swift files when a verified diff scope is supplied

Find legacy Swift and SwiftUI patterns in an iOS project and propose migrations, including ObservableObject to @Observable, property wrapper updates, newer modifiers, and completion handlers to async/await. It groups suggestions by priority and notes deployment target constraints.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Modernizing a SwiftUI app for iOS 17 or 18
• Migrating ObservableObject models to @Observable
• Reviewing deprecated SwiftUI modifiers

Get guidance for building games and interactive simulations with SpriteKit, SceneKit, or RealityKit. The skill routes work to relevant references for scenes, physics, rendering, touch controls, and game controllers, and points to diagnostics for common SpriteKit problems.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Plan a 2D game with SpriteKit
• Add touch controls or game controller input
• Troubleshoot SpriteKit physics or frame-rate problems

Use this skill to inspect an Xcode project for build slowdowns in settings, scripts, Swift type checking, and compiler flags. It produces a prioritized report with specific changes to consider and commands for measuring build times before and after.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Investigating slow Xcode builds
• Reviewing build settings for Debug and Release
• Finding costly build phase scripts

Review SQLite and GRDB schemas and migrations for risks such as data loss, failed upgrades, unsafe table changes, foreign key gaps, and writes outside transactions. The audit maps the schema, verifies findings in context, and assigns an overall health rating.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking GRDB migrations before a release
• Reviewing a SQLite column addition for upgrade safety
• Finding schema changes that could delete user data

Find implementation guidance for Apple app media features, including camera capture, photo libraries, audio, haptics, playback, screen recording, and CarPlay. The skill routes each task to focused references for the relevant APIs and workflows.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Building a camera preview or photo picker
• Adding audio playback, haptics, or song recognition
• Designing CarPlay media or navigation features

Diagnose Xcode build and test failures by checking the project environment, running build processes, Derived Data, Swift Package resolution, and simulator state. The skill uses captured build logs to identify confirmed causes, guides scoped fixes, and verifies results while stopping for approval before destructive actions.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Diagnosing a BUILD FAILED message with no clear error
• Investigating a No such module error after package changes
• Finding why a build works locally but fails in CI