“react”

Full React 19 engineering, architecture, Server Components, hooks, Zustand, TanStack Query, forms, performance, testing, production deploy.

Generate PDF documents using React-PDF library (@react-pdf/renderer).

Use when finishing a feature, fixing a bug, before committing React code, or when the user types `/doctor`, asks to scan, triage, or clean up React diagnostics.

Background knowledge for running react-doctor as part of the quality-ship gate.

Upgrades React Native apps to newer versions by applying rn-diff-purge template diffs, updating package.json dependencies, migrating native iOS and Android…

React 19 performance patterns and composition architecture for Vite + Cloudflare projects.

Use when writing or modifying React components, planning React features, or working with .jsx/.tsx files - provides modern React patterns with TypeScript…

Guide for building applications with Next.js 16 and React 19.2, covering core features, best practices, and advanced patterns.

React Hooks 與狀態管理模式。用於自訂 Hooks 設計、useReducer 複雜狀態、Context 架構、Server State 整合、表單狀態處理。

Use when building or changing Next.js App Router features: Server/Client boundary, SSR/SSG/ISR/PPR.

React 元件設計模式。用於 Compound Components、Render Props、HOC、Polymorphic Components、Slot Pattern、受控/非受控元件設計。

React Router v7 の loader パターンのリファレンス。画面表示に伴うデータフェッチに loader を使うことでデータの流れを一方向にし、コードの見通しを良くし、不要な useEffect の利用を抑制する。

Patrones de performance y mejores prácticas de React y Next.js según Vercel Engineering.

生成React组件，包含TypeScript、hooks、状态管理和无障碍最佳实践。支持函数组件、自定义hooks和Context Provider。

タブで画面遷移する地図描画アプリケーションのフロントエンド実装。React + TypeScript + ViteでUIを構築し、必要に応じてDeck.glやLeafletを使用して地図上に点や線を描画する。ユーザーが「Leaflet」「Deck.gl」「PostGIS」「map…

Build clean, modern React 19 components that apply common best practices and avoid common pitfalls like unnecessary state management or useEffect usage.

Patrones avanzados de composición en React y Next.js para componentes reutilizables y maintainables.

Generates Detox E2E tests for React Native apps in JavaScript.

Installs and configures Storybook in a React or React Native project.

Use when implementing network requests, API calls, data caching, or offline support in React Native or Expo apps, including authentication token management…

Create Agent App applications (PocketBase backend, React kit frontend).

Scaffold and deploy a full-stack behavioral research survey (React + Express + MongoDB) on Render.

Generate React Spectrum UI components for Adobe Experience Cloud Shell SPAs and AEM UI Extensions.

Jotai v2 (^2.12.x) complete API reference for atomic React state management.