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Azure Bicep IaC patterns, parameterization, security, and modular design

React component patterns, hooks best practices, state management, and performance optimization

Dockerfile best practices, security hardening, multi-stage builds, and image optimization

ASP.NET Core patterns, dependency injection, middleware, async/await, and security

GitHub CLI (gh) comprehensive reference for repositories, issues, pull requests, Actions, projects, releases, gists, codespaces, organizations, extensions, and all GitHub operations from the command line.

NestJS module architecture, dependency injection, guards, interceptors, and DTO validation

Next.js 14+ App Router patterns, Server Components, API routes, and performance optimization

Angular component architecture, RxJS patterns, change detection, and module organization

FastAPI endpoint design, Pydantic validation, dependency injection, and async patterns

Terraform IaC patterns, state management, security, and modular design

Azure DevOps pipeline security, YAML structure, variable management, and deployment patterns

GitHub Actions workflow security, performance optimization, and best practices

Toolkit for interacting with and testing local web applications using Playwright. Use when verifying frontend functionality, debugging UI behavior, capturing browser screenshots, or viewing browser logs.

Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".

React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.