Git & Version Control

Evaluate JavaScript at bundle time and inline results. Use when optimizing compile-time code generation, embedding files, inlining environment variables, or executing code during the bundling process.

Validate test effectiveness with mutation testing using Stryker (TypeScript/JavaScript) and mutmut (Python). Find weak tests that pass despite code mutations. Use to improve test quality.

GitHub CLI - manage repositories, issues, pull requests, actions, releases, and more from the command line.

Zustand state management for React with TypeScript. Use for global state, Redux/Context API migration, localStorage persistence, slices pattern, devtools, Next.js SSR, or encountering hydration errors, TypeScript inference issues, persist middleware problems, infinite render loops.

Manage MCP servers - discover, analyze, execute tools/prompts/resources. Use for MCP integrations, capability discovery, tool filtering, programmatic execution, or encountering context bloat, server configuration, tool execution errors.

Locate source code repositories for Python packages by analyzing PyPI metadata, project URLs, and code hosting platforms like GitHub, GitLab, and Bitbucket. Provides deterministic results with confidence levels.

Build MCP (Model Context Protocol) servers on Cloudflare Workers with tools, resources, and prompts.

Type-safe ORM for Cloudflare D1 databases using Drizzle. Use when: building D1 database schemas, writing type-safe SQL queries, managing migrations with Drizzle Kit, defining table relations, implementing prepared statements, using D1 batch API, or encountering D1_ERROR, transaction errors, foreign key constraint failures, or schema inference issues.Keywords: drizzle orm, drizzle d1, type-safe sql, drizzle schema, drizzle migrations,drizzle kit, orm cloudflare, d1 orm, drizzle typescript, drizzle relations, drizzle transactions,drizzle query builder, schema definition, prepared statements, drizzle batch, migration management,relational queries, drizzle joins, D1_ERROR, BEGIN TRANSACTION d1, foreign key constraint,migration failed, schema not found, d1 binding error, schema design, database indexes, soft deletes,uuid primary keys, enum constraints, performance optimization, naming conventions, schema testing

Build complete UI screens by composing multiple uxscii components. Use when working with .uxm files, when user wants to create, scaffold, or build .uxm screens like login, dashboard, profile, settings, or checkout pages.

Conduct a thorough and in-depth code review. Use this skill when conducting a code review for a PR on GitHub.

Integrates payment processing with Stripe, PayPal, or Square including subscriptions, webhooks, and PCI compliance. Use when implementing checkout flows, recurring billing, or handling refunds and disputes.

GitHub repository automation (CI/CD, issue templates, Dependabot, CodeQL). Use for project setup, Actions workflows, security scanning, or encountering YAML syntax, workflow configuration, template structure errors.

ユーザーがGitHub Actionsのタグ参照をSHA参照に変換するよう要求したときに発動してください。uses:フィールドのタグ参照を自動的にSHA参照（コミットハッシュ + コメント付きバージョン）に変換します。

Perform a shallow clone of a Git repository to a temporary location.

ElevenLabs Agents Platform for AI voice agents (React/JS/Native/Swift). Use for voice AI, RAG, tools, or encountering package deprecation, audio cutoff, CSP violations, webhook auth failures.

FastMCP Python framework for MCP servers with tools, resources, storage backends (memory/disk/Redis/DynamoDB). Use for Claude tool exposure, OAuth Proxy, cloud deployment, or encountering storage, lifespan, middleware, circular import, async errors.

This skill should be used when the user asks about "bun build", "Bun.build", "bundling with Bun", "code splitting", "tree shaking", "minification", "sourcemaps", "bundle optimization", "esbuild alternative", "building for production", "bundling TypeScript", "bundling for browser", "bundling for Node", or JavaScript/TypeScript bundling with Bun.

Clerk authentication for React, Next.js, Cloudflare Workers. Use for auth setup, protected routes, JWT verification/templates, clerkMiddleware, shadcn/ui integration, testing flows, or encountering secret key errors, JWKS cache issues, JWT size limits, CSRF vulnerabilities.

Complete CI/CD guide for Cloudflare Workers using GitHub Actions and GitLab CI. Use for automated testing, deployment pipelines, preview environments, secrets management, or encountering deployment failures, workflow errors, environment configuration issues.

Generate optimized prompts for Gemini 2.5 Flash Image (Nano Banana). Use for image generation, crafting photo prompts, art styles, or multi-turn editing workflows with best practices.