Cross-language testing strategies and patterns. Triggers on: test pyramid, unit test, integration test, e2e test, TDD, BDD, test coverage, mocking strategy, test doubles, test isolation.

Create or update numbered task docs using repo context, DOC_TEMPLATE.md, and naming conventions.

Extract and persist insights from the current conversation to the knowledge base

Manually route a query to the optimal Claude model (Haiku/Sonnet/Opus)

Write, edit, and refactor code with full tool access - Use when you need to actually write or modify code, create files, run commands, or implement features.

Research documentation, find examples, explain APIs and libraries - Use when you need to look up official documentation, find code examples, understand library APIs, or research best practices.

Quickly search and navigate the codebase - Use when you need to quickly find files, search for patterns, or locate specific code without deep analysis.

Linear issue tracking integration - Create, update, and manage Linear issues and projects using the GraphQL API

Updated skill

Analyze images, screenshots, diagrams, and visual content - Use when you need to understand visual content like screenshots, architecture diagrams, UI mockups, or error screenshots.

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Claude Skills meta-skill: extract domain material (docs/APIs/code/specs) into a reusable Skill (SKILL.md + references/scripts/assets), and refactor existing Skills for clarity, activation reliability, and quality gates.

Conduct comprehensive deep research on any topic using Dify-powered workflow - searches documentation, academic papers, tutorials, APIs, best practices, and returns structured analysis with insights.

Understand binary structure and logic without execution. Map functions, trace data flow, decompile critical code.

Comprehensive guide for binary reverse engineering. This skill provides the overall methodology, philosophy, and reference material. Related skills handle specific phases:

Guides you through creating new CSS components following established patterns:

Transforms existing CSS into semantic component patterns:

This sub-skill guides adding new features to existing Firebase projects using TDD. It handles Cloud Functions, Firestore collections, and API endpoints.

This sub-skill validates existing Firebase code against proven patterns and security best practices. It checks configuration, rules, architecture consistency, authentication, testing, and production r

Scoring framework for test-kitchen cookoff and omakase-off. Invoked at Phase 4 to evaluate implementations using 5-criteria scoring. Do not invoke directly - called by cookoff/omakase-off.

Chef's choice exploration - when you're not sure WHAT to build, explore different approaches in parallel.

**The Iron Law**: "NO FEATURE IS VALIDATED UNTIL A SCENARIO PASSES WITH REAL DEPENDENCIES"

Parallel implementation framework with two gate skills:

Esta skill proporciona el contexto completo de la voz de marca NGX para generar contenido alineado.

Implement RxJS patterns for reactive programming in Angular. Use this skill when working with Observables, operators, subscriptions, async data flows, and error handling. Covers common patterns like combineLatest, switchMap, debounceTime, catchError, retry logic, and integration with Angular Signals using toSignal() and toObservable(). Ensures proper subscription cleanup with takeUntilDestroyed().

Claude Code hooks configuration specialist. Use when creating hooks for

Context management specialist for multi-agent workflows and long-running

SQL query optimization and database performance specialist. Use when

Comprehensive debugging specialist for errors, test failures, log analysis,

Dependency management specialist. Use when updating dependencies, scanning

Comprehensive documentation specialist covering API documentation, technical

Comprehensive Go testing patterns including table-driven tests, mocking,

Model Context Protocol (MCP) integration specialist. Use when creating

Next.js architecture specialist. Use when designing Next.js applications,

Comprehensive performance specialist covering analysis, optimization,

SEO analysis and optimization specialist. Use when conducting technical

Spec-Driven Development (SDD) methodology based on GitHub's SpecKit.

Python/pytest TDD specialist for test-driven development workflows. Use

Technical spike and research investigation specialist. Use when exploring

Comprehensive testing specialization covering test strategy, automation,

URL validation and contextual analysis specialist. Use when validating

Web accessibility compliance specialist. Use when conducting WCAG compliance

exercise-designer

prompt-template-designer

Generate distinctive educational visuals using creative brief methodology. Use when creating chapter illustrations, diagrams, or teaching visuals with Gemini.