TanStack Query v5 introduces breaking changes and subtle caching behaviors that cause bugs. This skill provides proven patterns and anti-patterns for correct data fetching, mutations, and cache invalidation.

React developers often encounter common mistakes that cause bugs and accessibility issues. This skill provides proven patterns for components, forms, error handling, and responsive design.

Express API development often leads to inconsistent routes, wrong status codes, and tightly coupled storage logic. This skill provides proven patterns for RESTful routes, HTTP status codes, storage interfaces, and background job management.

Drizzle ORM migrations and schema definitions often cause runtime errors and data loss. This skill provides proven patterns for safe migrations, correct array syntax, and proper type inference.

Code review often misses subtle bugs that cause production issues. This skill orchestrates specialized checks for TanStack Query, Drizzle ORM, Express, React, WebSocket, blockchain, and security patterns to catch issues before they ship.

Code reviews often miss critical issues due to inconsistent approaches. This skill provides a structured 5-phase review methodology ensuring thorough analysis from architecture to security. Generate consistent, prioritized findings with clear severity levels.

Cross-language type mismatches cause bugs and financial loss. This skill validates type consistency across Rust, TypeScript, and PostgreSQL boundaries using pattern detection and grep commands.

Managing PR review comments manually is time-consuming and error-prone. This skill prioritizes comments by severity, applies fixes with user confirmation, and automatically replies to resolved threads using proper commit formats.

Merging Pull Requests without proper validation can lead to broken code in production. This skill enforces pre-merge checks, confirms with users, and handles branch cleanup automatically.

Creating pull requests with proper formatting takes time and attention to detail. This skill automates PR creation by validating tasks, running tests, and generating Conventional Commits messages automatically.

Developers struggle with inconsistent code quality and security gaps when working with AI assistants. This skill provides comprehensive guidelines for collaborative development including coding standards, error handling, security practices, and decision-making protocols.

Developing mobile apps requires platform-specific knowledge and command-line tools. This skill provides ready-to-use templates, best practices, and troubleshooting guidance for React Native and Expo development.

Writing tests for React Native applications is time-consuming without proper templates and patterns. This skill provides ready-to-use testing templates for components, hooks, and utilities along with mocking patterns and best practices.

React Native apps can crash, freeze, or fail to build without clear error messages. This skill provides step-by-step debugging commands and techniques to diagnose and fix metro bundler errors, native module issues, performance problems, and build failures.

This skill provides React Native coding patterns and best practices for building mobile apps. Use it to implement common patterns like custom hooks, compound components, and state management in your mobile projects.

Testing web applications manually takes time and often misses issues. This skill provides Playwright automation tools to verify frontend functionality, capture screenshots, and debug browser behavior automatically.

Creating MCP servers from scratch requires understanding protocol patterns, database integration, and enterprise features. This skill provides reusable architecture patterns so you can build production-ready MCP servers faster.

Building distributed systems with event-driven patterns requires understanding messaging patterns, saga coordination, and broker integration. This skill provides ready-to-use patterns for Kafka, Dapr, Redis, and pub/sub architectures.

Building scalable APIs requires mastering async patterns, error handling, and rate limiting. This skill provides ready-to-use code patterns for circuit breakers, caching, testing, and production configurations that work across Python, Node.js, and Go.

This skill provides direct access to GitHub Copilot AI models through Model Context Protocol tools. Use it for code review, debugging, refactoring, and test generation without leaving your AI coding assistant.