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".
Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction.
Pre-deployment checklist covering migrations, environment variables, feature flags, rollback plan, and smoke tests. Use when user says "ready to deploy", "deployment checklist", "pre-deploy check", "can I ship this", "deploy review", or needs to verify everything is ready before pushing to production.
Set up monitoring with error tracking, alerts, dashboards, and SLOs for production applications. Use when user says "set up monitoring", "add error tracking", "create alerts", "observability", "SLOs", "health checks", "how do I know if it's broken", or needs production visibility.
RESTful API design conventions covering URL structure, HTTP methods, error formats, pagination, versioning, and authentication patterns. Use when designing, reviewing, or implementing APIs. Triggers on API design, endpoint structure, REST conventions, or backend architecture tasks.
TypeScript best practices and advanced type design patterns. Use when writing, reviewing, or refactoring TypeScript code. Covers type narrowing, generics, utility types, discriminated unions, error handling, and module patterns. Triggers on TypeScript, type safety, or type design tasks.
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.
Perform a structured code review covering correctness, readability, performance, security, and maintainability. Use when user says "review this code", "code review", "check this PR", "review my changes", "is this code good", or needs expert feedback on code quality.