Use when integrating App Intents for Siri, Apple Intelligence, Shortcuts, Spotlight, or system experiences - covers AppIntent, AppEntity, parameter handling, entity queries, background execution, authentication, and debugging common integration issues for iOS 16+

Use when implementing App Shortcuts for instant Siri/Spotlight availability, configuring AppShortcutsProvider, adding suggested phrases, or debugging shortcuts not appearing - covers complete App Shortcuts API for iOS 16+

Use when:

Check dependencies BEFORE blaming code. **Core principle** 80% of persistent build failures are dependency resolution issues (CocoaPods, SPM, framework conflicts), not code bugs.

Use when debugging 'file not syncing', 'CloudKit error', 'sync conflict', 'iCloud upload failed', 'ubiquitous item error', 'data not appearing on other devices', 'CKError', 'quota exceeded' - systematic iCloud sync diagnostics for both CloudKit and iCloud Drive

Use when debugging Foundation Models issues — context exceeded, guardrail violations, slow generation, availability problems, unsupported language, or unexpected output. Systematic diagnostics with production crisis defense.

Use when implementing haptic feedback, Core Haptics patterns, audio-haptic synchronization, or debugging haptic issues - covers UIFeedbackGenerator, CHHapticEngine, AHAP patterns, and Apple's Causality-Harmony-Utility design principles from WWDC 2021

Use when implementing or debugging ANY network connection, API call, or socket. Covers URLSession, Network.framework, NetworkConnection, deprecated APIs, connection diagnostics, structured concurrency networking.

Use when you see memory warnings, 'retain cycle', app crashes from memory pressure, or when asking 'why is my app using so much memory', 'how do I find memory leaks', 'my deinit is never called', 'Instruments shows memory growth', 'app crashes after 10 minutes' - systematic memory leak detection and fixes for iOS/macOS

Use when debugging memory leaks from blocks, blocks assigned to self or properties, network callbacks, or crashes from deallocated objects - systematic weak-strong pattern diagnosis with mandatory diagnostic rules

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

Use when SwiftUI view debugging requires systematic investigation - view updates not working after basic troubleshooting, intermittent UI issues, complex state dependencies, or when Self._printChanges() shows unexpected update patterns - systematic diagnostic workflows with Instruments integration

Use when implementing SwiftUI gestures (tap, drag, long press, magnification, rotation), composing gestures, managing gesture state, or debugging gesture conflicts - comprehensive patterns for gesture recognition, composition, accessibility, and cross-platform support

Use when debugging navigation not responding, unexpected pops, deep links showing wrong screen, state lost on tab switch or background, crashes in navigationDestination, or any SwiftUI navigation failure - systematic diagnostics with production crisis defense

Check build environment BEFORE debugging code. **Core principle** 80% of "mysterious" Xcode issues are environment problems (stale Derived Data, stuck simulators, zombie processes), not code bugs.

Expert guidance for fine-tuning LLMs with Axolotl - YAML configs, 100+ models, LoRA/QLoRA, DPO/KTO/ORPO/GRPO, multimodal support

View and debug B2C CLI configuration and understand where credentials come from. Use when authentication fails, connection errors occur, wrong instance is used, or you need to verify dw.json settings, environment variables (SFCC_*), or OAuth credentials are loaded correctly.

Implement logging in B2C Commerce scripts using dw.system.Logger. Use when adding debug output, error tracking, or custom log files to server-side code. Covers getLogger, log categories, log levels (debug, info, warn, error, fatal), and custom named log files.

backend-bugfix

Process vehicle insurance Excel data using Pandas - file handling, data cleaning, merging, validation. Use when processing Excel/CSV files, handling data imports, implementing business rules (negative premiums, zero commissions), debugging data pipelines, or optimizing Pandas performance. Keywords: data_processor.py, Excel, CSV, Pandas, merge, deduplication, date normalization.

Systematic approach to diagnose and resolve backend service issues including dependency conflicts, database schema mismatches, import errors, and middleware configuration problems in FastAPI applications.

Backend Developer Agent. 코드 개발, 디버깅, 기능 구현을 담당합니다. 개발, 코딩, 디버그(debug), 버그 수정, 기능 구현 관련 요청 시 사용됩니다.

Diagnose and fix FastAPI hangs caused by blocking ThreadPoolExecutor shutdown in the news stream route; includes py-spy capture and non-blocking executor pattern.

Profile and optimize Python backend code using cProfile, memory profilers, and performance best practices. Use when debugging slow FastAPI code, optimizing bottlenecks, or improving application performance.

**Philosophy: Simple, bug-free, maintainable code. Zero complexity for complexity's sake.**

Ultra-concise bash command patterns. Use when constructing shell commands or one-liners.

10-agent parallel orchestration for EPIC 9 atomic cycle (fan-out → construction → collision → convergence).

Connect to Beam AI workspace for agent management. Load when user mentions 'beam', 'beam agent', 'beam task', 'beam analytics', 'list agents', 'create task', or any Beam AI operations. Meta-skill that validates config, discovers agents, and routes to appropriate operations.

**Debug failed Beam.ai tasks using Langfuse traces.**

Create and manage AILANG eval benchmarks. Use when user asks to create benchmarks, fix benchmark issues, debug failing benchmarks, or analyze benchmark results.

Systematic approach to analyzing compiled binaries, understanding program behavior, and identifying vulnerabilities without source code access

Comprehensive Bitbucket pipeline automation using direct Node.js API calls. Monitor pipeline status, analyze failures, download logs, and trigger builds. Use this skill when the user asks to check pipeline status, find failing pipelines, download logs, trigger builds, or debug pipeline failures. No MCP approval prompts required - uses Bash tool with node commands.

Create PRs and debug pipeline failures in Bitbucket with Carefeed conventions. Auto-extracts Jira keys from branches, generates PR descriptions, and diagnoses CI failures. Use when user mentions PRs, pipelines, or CI/CD.

Manage Blueplane telemetry server using server_ctl.py for starting, stopping, restarting, viewing logs, and checking system status. Essential for development workflow and debugging.

This skill should be used when analyzing the Breenix kernel boot sequence, verifying initialization order, timing boot stages, identifying boot failures, optimizing boot time, or understanding the boot process from bootloader handoff to kernel ready state.

This skill should be used when the user asks about Bootstrap grid system, Bootstrap containers, Bootstrap breakpoints, Bootstrap columns, Bootstrap rows, Bootstrap gutters, Bootstrap responsive layout, Bootstrap CSS Grid, Bootstrap z-index, Bootstrap row-cols, Bootstrap offset classes, Bootstrap column ordering, how to create responsive layouts with Bootstrap, how to use Bootstrap grid, Bootstrap column sizing, Bootstrap auto-layout columns, or needs help with Bootstrap page layout and responsiveness.

Guidance for using Claude Code component architecture and choosing between agents, skills, commands, and hooks. Helps decide which component type fits a use case, understand delegation and isolation, debug cross-component issues, and design cohesive plugin architectures. Use when choosing component types, designing plugins with multiple components, debugging delegation failures, asking about component interaction patterns, or creating Box Factory-compliant components.

Use this skill when implementing responsive design, optimizing layouts for different screen sizes, or working on responsive components for the EVOLEA website. Provides the EVOLEA breakpoint system, fluid typography scales, and responsive CSS patterns following 2025 best practices with EVOLEA brand adherence.

Enforce pristine interrupt/syscall paths with no logging, diagnostics, or heavy operations. Use when developing interrupt handlers, syscall entry/exit, context switches, or timer code.

Reference documentation for Broadcast API (sendbroadcast.net) integration. Use when working with the Broadcast email provider, creating/updating broadcasts, managing subscribers, or debugging API issues.

Debug client-side issues using browser developer tools. Identify JavaScript errors, styling issues, and performance problems in the browser.

This skill should be used when working with browser-rendered artifacts (i.e. Bun, React/React Native) to proactively validate that development work on localhost is being built appropriately and to support debugging browser-rendered content. Use this skill after making frontend changes to verify the output visually.

Chrome Manifest v3 extension development for Vigil Guard v2.0.0. Use for plugin development, content scripts, service workers, webhook integration with 3-branch detection, browser fingerprinting, and extension debugging.

Debug-first browser automation with always-on visibility. Console logs, network requests, and errors captured by default. USE WHEN browser, screenshot, debug web, verify UI, troubleshoot frontend.

Cloud browser infrastructure for AI agents - create sessions, persist contexts, and automate browsers

Systematic bug debugging methodology, root cause analysis, and fix verification. Use when investigating and fixing bugs. (project)

You are to operate as an expert full-stack dotnet angular debugging engineer to diagnose, debug, and fix bugs.

> **Skill Variant:** Use this skill for **quick bug triage and interactive debugging** with user feedback. For systematic autonomous debugging workflows with 4-phase protocol and verification gates, u

Structured bug fixing workflow with root cause analysis and regression prevention. Triggers: BF, 修 bug, fix bug, debug, 除錯, 錯誤, error, 問題, issue, 修復, fix, 故障, fault, 異常, exception, 失敗, failure, 不能用, broken, 壞掉.

Advanced diagnostic workflow for bug-fixer agent with mandatory Context7 MCP consultations, Chrome DevTools MCP integration, and systematic root cause analysis across all Clean Architecture layers.