Frontend

Use when building React UIs for TheGP applications, migrating existing UIs to @gp/ui components, integrating Tailwind v4 with @gp/ui theme, or answering questions about available components, design tokens, icons, or setup. Activate when user mentions @gp/ui, TheGP design system, or asks about GP-specific UI patterns and components.

AI agent workflow patterns including ReAct agents, multi-agent systems, loop control, tool orchestration, and autonomous agent architectures. Use when building AI agents, implementing workflows, creating autonomous systems, or when user mentions agents, workflows, ReAct, multi-step reasoning, loop control, agent orchestration, or autonomous AI.

Guide for working with Next.js App Router (Next.js 13+). Use when migrating from Pages Router to App Router, creating layouts, implementing routing, handling metadata, or building Next.js 13+ applications. Activates for App Router migration, layout creation, routing patterns, or Next.js 13+ development tasks.

Base UI (@base-ui/react) の公式ドキュメント参照とAPI確認を行うためのスキル。Base UIのコンポーネント/ハンドブック/概要に関する質問が来たら使う。

EU Cyber Resilience Act (CRA) compliance code reviewer. Use when reviewing code for CRA/EU cybersecurity compliance, checking security requirements, vulnerability handling, SBOM requirements, or assessing product conformity. Triggers on: CRA review, EU security compliance, cybersecurity requirements check, Annex I requirements, vulnerability handling assessment, SBOM validation, product category classification.

Architecture decision guides for Kailash SDK including framework selection (Core SDK vs DataFlow vs Nexus vs Kaizen), runtime selection (Async vs Sync), database selection (PostgreSQL vs SQLite), node selection, and test tier selection. Use when asking about 'which framework', 'choose framework', 'which runtime', 'which database', 'which node', 'architecture decision', 'when to use', 'Core SDK vs DataFlow', 'PostgreSQL vs SQLite', 'AsyncLocalRuntime vs LocalRuntime', or 'test tier selection'.

Guide for creating custom slash commands for Claude Code

Prisma ORM for TypeScript - Type-safe database toolkit with schema-first development, auto-generated client, migrations, relations, and Prisma Studio. Use when building Node.js or Next.js apps requiring database access with full type safety, complex relations, transactions, or when both development tools (Studio) and production performance are needed.

Set up Vitest browser mode with Playwright or WebDriverIO providers, use page and userEvent APIs, test components. Use when testing browser-specific code or UI components.

Refactor Codex configuration files and Agent Skills by splitting concerns, deduplicating instructions, and reorganizing guidance across AGENTS.md, project docs, and skills. Use when asked to clean up AGENTS.md, move instructions into skill bundles, or standardize agent setup rules.

Frontend testing with browser automation, assertions, and visual regression. Use when testing web UIs, validating user flows, checking responsive design, form submissions, login flows, or detecting visual regressions. Supports dev server auto-detection, assertion collection, and screenshot comparison.

World-class ML engineering skill for productionizing ML models, MLOps, and building scalable ML systems. Expertise in PyTorch, TensorFlow, model deployment, feature stores, model monitoring, and ML infrastructure. Includes LLM integration, fine-tuning, RAG systems, and agentic AI. Use when deploying ML models, building ML platforms, implementing MLOps, or integrating LLMs into production systems.

Build Retrieval-Augmented Generation (RAG) systems for LLM applications with vector databases and semantic search. Use when implementing knowledge-grounded AI, building document Q&A systems, or integrating LLMs with external knowledge bases.

Export quiz markdown to Anki, Flashcard Hero, HTML

Use when implementing any feature or bugfix, before writing implementation code - write the test first, watch it fail, write minimal code to pass; ensures tests actually verify behavior by requiring failure first

Build premium SaaS interfaces that avoid vibe-coded anti-patterns. Use when creating UI components, forms, dashboards, hero sections, pricing pages, or any user-facing templates. Enforces consistent spacing, typography, color discipline, and accessibility standards.

Expert in Freshdesk helpdesk API for building integrations, extracting support data, managing tickets/contacts/companies, and automating support workflows. Use when working with Freshdesk, building helpdesk integrations, analyzing support ticket data, or creating customer support applications.

Use when writing prose humans will read—documentation, commit messages, error messages, explanations, reports, or UI text. Applies Strunk's timeless rules for clearer, stronger, more professional writing.

Secretless authentication to cloud providers using OpenID Connect federation. GCP, Azure, and cloud-agnostic examples with subject claim patterns and trust policies.

補助金ナビ開発スキル。JグランツAPI連携、Supabase操作、補助金データ処理のベストプラクティス。使用タイミング: (1) JグランツAPIからデータ取得 (2) 補助金データのDB保存・検索 (3) HTMLフィールドの処理 (4) Slack通知実装