Design e Frontend

Vue 3 Composition API patterns, reactivity primitives, composables, lifecycle hooks

Express.js routes, middleware, error handling, request/response patterns

Diretrizes de otimização de desempenho para React e Next.js da Engenharia da Vercel. Use esta skill ao escrever, revisar ou refatorar código React/Next.js para garantir padrões de desempenho ideais, cobrindo componentes, páginas, busca de dados e otimização de bundle.

File-based routing, loaders, actions, defer streaming, useFetcher, error boundaries, progressive enhancement

See the difference between Chat and Cowork with a live side-by-side comparison for understanding why Cowork is built differently. Use when evaluating AI tools, for comparing chat versus agent capabilities, during an AI tool decision, when switching from ChatGPT or Claude Chat, or when the user says "what is different about cowork", "cowork vs chat", "why not just use chatgpt", "show me the differe

Official TypeScript SDK for Google Gemini — client setup, text generation, multimodal input, function calling, structured output, streaming, embeddings, context caching, and chat sessions

Resend email setup, domain verification

Meilisearch search engine patterns -- client setup, indexing, search, filtering, facets, geo search, multi-tenancy, task management

Resend + React Email templates

Tailwind CSS v4 - utility-first CSS framework with CSS-first configuration

Use before ANY creative work — creating features, building components, adding functionality, modifying behavior, or starting a new project. Also use when someone says 'build', 'create', 'add', 'implement', 'let's make', or describes something they want built. Do NOT write code until a design is approved and a plan is written.

Esta skill aborda padrões de concorrência em Golang, útil ao escrever ou revisar código Go concorrente que utiliza goroutines, canais, select, locks, primitivas de sincronização, errgroup, singleflight, pools de workers ou pipelines fan-out/fan-in. Também é acionada ao detectar vazamentos de goroutines, condições de corrida, problemas de propriedade de canais ou ao decidir entre canais e mutexes.