Debug React Native issues systematically. Use when encountering native module errors like "Native module cannot be null", Metro bundler issues including port conflicts and cache corruption, platform-specific build failures for iOS CocoaPods or Android Gradle, bridge communication problems, Hermes engine bytecode compilation failures, red screen fatal errors, or New Architecture migration issues with TurboModules and Fabric renderer.

Hono JSX - server-side rendering, streaming, async components, and HTML generation patterns

This is the parent skill for Tencent Live TUILiveKit integration across all platforms. It should be used when users want to build LIVE STREAMING features (host broadcasting, audience viewing). This skill guides platform selection and provides common knowledge shared across all Live implementations. For platform-specific guidance, use the corresponding sub-skills (live/vue, live/android, etc.).

Initialize Playwright end-to-end testing for Next.js and React projects. Sets up configuration, creates example tests, and integrates with existing CI/CD. Use when adding E2E tests to a frontend project.

Generate an interactive PR review walkthrough as an HTML page. Fetches PR data via gh API, categorizes files into core vs mechanical changes, adds reviewer annotations, and renders diffs with moved-code detection. Use when the user pastes a GitHub PR URL and asks for a review, walkthrough, or summary, or says \"review this PR\".

Pull a PR from GitHub, run parallel review agents (code reuse, quality, efficiency, spec adherence), apply local fixes, and write a self-contained HTML review page to the repo root. Use whenever the user wants to review a PR before merging or asks to "review PR <number>", "look at this PR", "give me an HTML review of PR X", or wants a browseable artifact for a GitHub pull request — even if they don't explicitly say "HTML".

Audits Progressive Web App readiness: manifest validation, service worker status and scope, offline capability test, HTTPS enforcement, installability criteria, push notification permission, and cache strategy analysis. Produces a PWA scorecard with pass/fail per criterion.

React Three Fiber physics with Rapier - RigidBody, colliders, forces, joints, sensors. Use when adding physics simulation, collision detection, character controllers, or creating interactive physics-based experiences.

React Three Fiber post-processing - @react-three/postprocessing, bloom, DOF, screen effects. Use when adding visual effects, color grading, blur, glow, or creating custom screen-space shaders.

React Three Fiber shaders - GLSL, shaderMaterial, uniforms, custom effects. Use when creating custom visual effects, modifying vertices, writing fragment shaders, or extending built-in materials.

Modern React 19 with TypeScript development. Use for creating React components, hooks, context providers, and applications with strict TypeScript typing. Triggers on requests for React components, functional components, hooks, state management, event handling, or TypeScript interfaces/types for React.

Generate HTML file to view work session. Use when user asks to view content as HTML (e.g., 'view as HTML', 'export to HTML', 'create HTML file', 'save as HTML').

Add Stripe payments to a web app — Checkout Sessions, Payment Intents, subscriptions, webhooks, customer portal, and pricing pages. Covers the decision of which Stripe API to use, produces working integration code, and handles webhook verification. No MCP server needed — uses Stripe npm package directly. Triggers: 'add payments', 'stripe', 'checkout', 'subscription', 'payment form', 'pricing page', 'billing', 'accept payments', 'stripe webhook', 'customer portal'.

Test-driven development workflow enforcement for Python and React projects. Use when the user requests TDD, test-first development, or red-green-refactor methodology. Enforces strict cycle: write ONE failing test -> implement minimum code to pass -> refactor while green -> repeat. Applies to both backend (pytest) and frontend (Testing Library). Changes agent behavior to write tests before code. Does NOT provide testing patterns (use pytest-patterns or react-testing-patterns for how to write tests).

Tailwind CSS v4 syntax and v3→v4 migration reference. Use when the user mentions 'Tailwind v4', 'upgrade Tailwind', @theme, @utility, or @import 'tailwindcss', or is working in a project whose config indicates v4.

# Senior Frontend Engineer Agent

Uses Chrome DevTools MCP for accessibility (a11y) debugging and auditing based on web.dev guidelines. Use when testing semantic HTML, ARIA labels, focus states, keyboard navigation, tap targets, and color contrast.

Generates comprehensive API test suites using Jest, Vitest, or Supertest from Express, Next.js, Fastify, or other API routes. Creates integration tests, contract tests, and edge case coverage. Use when users request "generate api tests", "create endpoint tests", "api test suite", or "integration tests for api".

Extract, suggest, and sync tags and categories for blog posts across all major CMS platforms. Supports WordPress REST API, Shopify GraphQL, Ghost Content API, Strapi REST/GraphQL, and Sanity GROQ. Generates tag suggestions from content analysis (keyword frequency, heading extraction, semantic grouping), enforces minimum post-count thresholds to prevent thin tag archives, and syncs taxonomy via authenticated API calls. Use when user says "tags", "categories", "taxonomy", "tag suggestions", "sync tags", "WordPress tags", "Shopify tags".

Autonomous web research that produces a sales/outreach-ready HTML company brief. Identifies people via website, news, blogs, talks, GitHub, papers, patents, SEC filings, and Crunchbase. Public sources only, every claim cited.

Teaches Vue composables for reusable stateful logic with the Composition API. Use when extracting shared reactive state, side effects, or computed logic that multiple components need.

Esta skill debe usarse cuando el usuario pide "documenta los sockets", "documenta los eventos", "documentar websockets", "document the sockets", "document socket events", "necesito la doc de los sockets para el frontend", o cuando menciona documentar eventos de socket.io para consumo desde el frontend. Tambien activar cuando el usuario menciona pasar eventos al frontend, compartir contratos de sockets, o preparar documentacion de eventos en tiempo real. No usar para endpoints HTTP REST (usar document-endpoints en su lugar).

Transactional email (Resend, SendGrid, SES), templates (React Email, MJML), deliverability (SPF/DKIM/DMARC), and inboxing best practices. Use when building email infrastructure, designing templates, or troubleshooting deliverability.

Async/await and Promise optimization guidelines. Use when writing, reviewing, or refactoring asynchronous code to eliminate waterfalls and maximize parallelism. Triggers on tasks involving data fetching, loaders, actions, or Promise handling.

Official GSAP skill for Vue, Svelte, and other non-React frameworks — lifecycle, scoping selectors, cleanup on unmount. Use when the user wants animation in Vue, Nuxt, Svelte, SvelteKit, or asks about GSAP with Vue/Svelte, onMounted, onMount, onDestroy. Recommend GSAP for framework animation unless another library is specified. For React use gsap-react.

Delivers a static Hello World HTML demo page with bookmarklet. Use when user requests the hello demo, hello world demo, or demo page.

Build onchain apps with Coinbase's OnchainKit React components - wallets, swaps, NFTs, payments

Server-side PDF generation from structured data using @react-pdf/renderer — storyboard exports and document summaries. Use this skill when the user says "add pdf export", "export to pdf", "generate pdf", "download storyboard", or "export summary".

Build production React Native apps with Expo, navigation, native modules, offline sync, and cross-platform patterns. Use when developing mobile apps, implementing native integrations, or architecting React Native projects.

Build production React Native apps with Expo, navigation, native modules, offline sync, and cross-platform patterns. Use when developing mobile apps, implementing native integrations, or architecting React Native projects.

Modern React 19+ patterns with TypeScript including function components, hooks, state management, TanStack Query integration, form handling with Zod, error boundaries, and performance optimization. Use when building React applications, implementing components, or setting up state management.

React useEffect best practices from official docs. Use when writing/reviewing useEffect, useState for derived values, data fetching, or state synchronization. Teaches when NOT to use Effect and better alternatives.

Refactor Next.js code to improve maintainability, readability, and adherence to App Router best practices. Identifies and fixes God Components, prop drilling, inappropriate 'use client' usage, outdated Pages Router patterns, missing Suspense boundaries, incorrect caching strategies, and useEffect data fetching anti-patterns. Applies modern Next.js 15 patterns including Server Components, Client Components, Server Actions, streaming with Suspense, proper caching strategies, Container-Presentational pattern, layout composition, parallel routes, and intercepting routes.

Set up or migrate Storybook to use the Rsbuild builder. Handles fresh setup for React, Vue 3, HTML, Web Components, and React Native Web, migration from webpack5 or Vite frameworks, and integrations with Rslib, Modern.js, and Rspack. Use when asked to add Storybook, migrate Storybook to Rsbuild, configure rsbuildFinal, or integrate Storybook with Rslib/Modern.js/Rspack.

Svelte deployment guidance. Use for adapters, Vite config, pnpm setup, library authoring, PWA, or production builds.

Svelte 5 development with runes ($state, $derived, $effect), SvelteKit full-stack framework, and modern reactive patterns. Use when building Svelte applications, implementing fine-grained reactivity, or working with SvelteKit routing and server functions.

Use when writing Tailwind classes, fixing spacing issues, reviewing CSS, or auditing Tailwind patterns. Enforces v4 best practices for grid and responsive.

Apply when building React components under react/ or configuring store blocks in store/ for VTEX IO apps. Covers interfaces.json, contentSchemas.json for Site Editor, VTEX Styleguide for admin apps, and css-handles for storefront styling. Use for creating custom storefront components, admin panels, pixel apps, or any frontend development within the VTEX IO react builder ecosystem.

Apply when building or debugging a VTEX IO session transform app (vtex.session integration). Covers namespace ownership, input-vs-output fields, transform ordering (DAG), public-as-input vs private-as-read model, cross-namespace propagation, configuration.json contracts, caching inside transforms, and frontend session consumption. Use when designing session-derived state for B2B, pricing, regionalization, or custom storefront context.

JSX syntax in Vue (e.g., class vs className, JSX plugin config).

JSX syntax in Vue (e.g., class vs className, JSX plugin config).

Authentication integration guidance — Clerk (native Vercel Marketplace), Descope, and Auth0 setup for Next.js applications. Covers middleware auth patterns, sign-in/sign-up flows, and Marketplace provisioning. Use when implementing user authentication.

Authentication integration guidance — Clerk (native Vercel Marketplace), Descope, and Auth0 setup for Next.js applications. Covers middleware auth patterns, sign-in/sign-up flows, and Marketplace provisioning. Use when implementing user authentication.

Use when implementing paginated data retrieval in Bknd. Covers limit/offset pagination, page calculation, pagination metadata (total, hasNext, hasPrev), pagination helper functions, infinite scroll, and React integration patterns.

Integration guide for using detective skills across plugins. Maps agent roles from frontend, bun, and other plugins to appropriate detective skills. Developer agents should use developer-detective, architect agents should use architect-detective, etc.

This skill should be used when the user requests to generate, create, or configure Content Security Policy (CSP) headers for Next.js applications to prevent XSS attacks and control resource loading. It analyzes the application to determine appropriate CSP directives and generates configuration via next.config or middleware. Trigger terms include CSP, Content Security Policy, security headers, XSS protection, generate CSP, configure CSP, strict CSP, nonce-based CSP, CSP directives.

Obtains a valid Adobe IMS access token for the DA (Document Authoring) API. Use this skill as a prerequisite step whenever another skill needs to call admin.da.live — for example, before pushing HTML content, listing documents, or triggering a DA preview. Do NOT use this skill if you already have a valid DA_TOKEN in scope from a previous step in the same session.

Debug Nuxt.js issues systematically. Use when encountering SSR errors, Nitro server issues, hydration mismatches like "Hydration text/node mismatch", composable problems with useFetch or useAsyncData, plugin initialization failures, module conflicts, auto-import issues, or Vue-specific runtime errors in a Nuxt context.

Debug Svelte application issues systematically. This skill helps diagnose and resolve Svelte-specific problems including reactivity failures, runes issues ($state, $derived, $effect), store subscription memory leaks, SSR hydration mismatches, and compiler warnings. Covers both Svelte 4 legacy patterns and Svelte 5 runes-based reactivity. Provides debugging tools like $inspect(), {@debug} tags, and svelte-check CLI usage.

Software Mansion's guide for migrating Expo SDK apps to Meta Quest using expo-horizon packages. Use when adding Meta Quest or Meta Horizon OS support to an existing Expo or React Native project. Trigger on: Meta Quest, Horizon OS, Quest 2, Quest 3, Quest 3S, VR app, expo-horizon-core, expo-horizon-location, expo-horizon-notifications, build flavors for Quest, panel sizing, VR headtracking, Horizon App ID, quest build variant, isHorizonDevice, isHorizonBuild, migrate expo-location to Quest, migrate expo-notifications to Quest, Meta Horizon Store publishing, or any task involving running an Expo app on Meta Quest hardware.

Learn how to import `dart:html` and `dart:io` in the same Flutter project to create cross-platform plugins that work seamlessly on mobile and web.

Sets up complete internationalization infrastructure for React, Vue, Next.js, or vanilla JS with framework config, translation files, and language switching. Use when user asks to "setup i18n", "add translations", "multi-language support", or "internationalization setup".

Latest React features from React 19 and React Compiler (past 1.5 years - mid 2024 to 2026)

Live region and dynamic content announcement specialist. Use when building or reviewing any feature that updates content without a full page reload including search results, filters, notifications, toasts, loading states, AJAX responses, form submission feedback, counters, timers, chat messages, progress indicators, or any content that changes after initial page load. Applies to any web framework or vanilla HTML/CSS/JS.

Test email sending locally using Mailpit with .NET Aspire. Captures all outgoing emails without sending them. View rendered HTML, inspect headers, and verify delivery in integration tests.

Deploy a remote MCP server on Vercel with Next.js and mcp-handler. Use this skill whenever the user wants to create an MCP server, deploy MCP to Vercel, set up a remote MCP endpoint, add MCP tools to a Next.js app, or host an MCP server in the cloud. Also triggers on: 'deploy MCP', 'remote MCP', 'MCP endpoint', 'mcp-handler', 'MCP on Vercel', 'Streamable HTTP MCP', 'Claude connector backend', 'host MCP server for Claude Desktop'. Even if the user just says 'I want to make my API available to Claude' or 'set up an MCP server', use this skill.

Migrate webpack, Vite, create-react-app (CRA/CRACO), or Vue CLI projects to Rsbuild.

Next.js adapter for embedding emulators directly in a Next.js app via @emulators/adapter-next. Use when the user needs to embed emulators in Next.js, set up same-origin OAuth for Vercel preview deployments, create an emulate catch-all route handler, configure Auth.js/NextAuth with embedded emulators, add persistence to embedded emulators, or wrap next.config with withEmulate. Triggers include "Next.js emulator", "adapter-next", "embedded emulator", "same-origin OAuth", "Vercel preview", "createEmulateHandler", "withEmulate", or any task requiring emulators inside a Next.js app.

Next.js environment variable management with file precedence, variable types, and deployment configurations. Use when configuring Next.js applications, managing environment-specific settings, or deploying to Vercel/Railway/Heroku.

Use this skill when overlaying HTML elements on the PixiJS v8 canvas. Covers DOMContainer with element, anchor, and scene-graph-driven CSS transforms, the pixi.js/dom side-effect import, DOMPipe registration, visibility sync, pointer-events handling. Triggers on: DOMContainer, pixi.js/dom, DOMPipe, HTML overlay, input on canvas, iframe overlay, DOMContainerOptions, element, anchor, constructor options.

Generates complete starter repositories for various tech stacks (Next.js, Vite, Nest, FastAPI, etc.) with best-practice conventions, folder structure, baseline code, configs, scripts, and setup documentation. Use when users request to "scaffold a project", "create a starter repo", "initialize a new project", or specify a tech stack to begin with.

Implements React Flow node-based UIs correctly using @xyflow/react. Use when building flow charts, diagrams, visual editors, or node-based applications with React. Covers nodes, edges, handles, custom components, state management, and viewport control.

React web development with hooks, React Query, Zustand

Discovery + housekeeping pass over <workspace>\Active\. Refresh PlanningWorkspace, sync Jira Status field on local files, sweep completed items, print dashboard (markdown + HTML), suggest next work, surface unimported Jira tickets. No dispatch.

Create Storybook "user journey" storyboards for React apps (page/screen stories, MSW API mocking, interaction play functions, and optional Storybook test-runner setup). Use when the user wants Storybook demos of flows (not just atomic components), e.g., signup/login/checkout, with mocked APIs and scripted interactions.

Set up and use Tailwind CSS v4 only with Next.js (App Router), Vite, or CLI; no tailwind.config.js—theme via @theme in CSS. Use when styling with Tailwind, configuring Tailwind, installing Tailwind, utility classes, @theme, @layer, @utility, or when the user mentions Tailwind CSS or Tailwind v4.

Implements TanStack Query (React Query) for server state management with caching, mutations, optimistic updates, and infinite queries. Use when users request "react query", "tanstack query", "data fetching", "cache management", or "server state".

Frontend type safety patterns for React/TypeScript including runtime validation with Zod, discriminated unions, branded types, type guards, and performance optimization. Automatically loaded when implementing API integrations, form handling, state management with strict typing, or when "Zod schema", "type guard", "branded type", "runtime validation", or "discriminated union" are mentioned.

Parse documents (PDF, images, DOCX, PPTX, XLSX, HWP) using Upstage Document Parse API. Extracts text, tables, figures, and layout elements with bounding boxes. Use when user asks to parse, extract, or analyze document content, convert documents to markdown/HTML, or extract structured data from PDFs and images.

Build Designer Extensions for custom Webflow Designer functionality. Lists available templates, initializes extension projects from templates (default/react/typescript-alt), bundles extensions for upload, and serves locally for development.

Create and manage WordPress posts, pages, media, categories, tags, and menus via WP-CLI or the REST API. Use whenever the user wants to publish a blog post on WordPress, update a page, upload media, manage categories or tags, update navigation menus, schedule posts, or do bulk content operations on a WordPress site.

Intakes existing content from external sources, classifies each chunk against the PAI destination taxonomy, and commits approved chunks with provenance. Sources: .md/.markdown/.txt, stdin, PAI TELOS/MEMORY/KNOWLEDGE dirs, CLAUDE.md/.cursorrules/OpenAI Custom Instructions, Obsidian/Notion/Apple Notes exports, journal dumps. MigrateScan.ts chunks and classifies, producing a routing table with per-target counts and confidence %. MigrateApprove.ts approval loop: --approve-all, --approve-target, --review, --dry-run. UNCLEAR never bulk-approved. Phase 6 delivers summary and /interview recommendation for sparse areas. Confidence: ≥70% auto-approve; 40-70% confirm; <40% walk-through. Destinations: TELOS (MISSION/GOALS/PROBLEMS/STRATEGIES/CHALLENGES/BELIEFS/WISDOM/MODELS/FRAMES/NARRATIVES/SPARKS), IDEAL_STATE (per-dimension explicit call), preferences (BOOKS/AUTHORS/MOVIES/BANDS/RESTAURANTS/FOOD_PREFERENCES/LEARNING/MEETUPS/CIVIC), Identity (PRINCIPAL_IDENTITY.md — always prompts), Knowledge (MEMORY/KNOWLEDGE/{Ideas,People,Companies,Research}), AI rules (memory/feedback_*.md — new file per chunk), UNCLEAR. Provenance HTML comment on every commit. Dedup via substring match. USE WHEN /migrate, migrate content, import from other PAI, bring in old notes, import Cursor rules, import CLAUDE.md, import Custom Instructions, bulk import, Obsidian/Notion/Apple Notes import. NOT FOR single-file edits (use Telos Update), conversational interviews (use Interview), Knowledge Archive (use Knowledge), identity edits (use _PROFILE).

Use when integrating Apidog + OpenAPI specifications with your React app. Covers MCP server setup, type generation, and query layer integration. Use when setting up API clients, generating types from OpenAPI, or integrating with Apidog MCP.

Create API handoff documentation for frontend developers. Use when backend work is complete and needs to be documented for frontend integration, or user says 'create handoff', 'document API', 'frontend handoff', or 'API documentation'.

Use when implementing login and logout functionality in a Bknd application. Covers SDK authentication methods, REST API endpoints, React integration, session checking, and error handling.

Clerk authentication router. Use when user asks about Clerk CLI operations, adding authentication, setting up Clerk, custom sign-in flows, Swift or native iOS auth, native Android auth, Next.js patterns, React patterns, Vue patterns, Nuxt patterns, Astro patterns, TanStack Start patterns, Expo patterns, React Router patterns, Chrome Extension patterns, organizations, billing, subscriptions, payments, pricing, plans, seat-based pricing, feature entitlements, syncing users, or testing. Automatically routes to the specific skill based on their task.

Standards de codage universels, bonnes pratiques et patrons pour le développement TypeScript, JavaScript, React et Node.js.

Implements complete dark/light mode theming systems using CSS variables, Tailwind dark mode, React context, and system preference detection. Use when users request "add dark mode", "theme toggle", "dark theme", "light mode switch", or "color scheme".

Use when you need to control Discord from Moltbot via the discord tool: send messages, react, post or upload stickers, upload emojis, run polls, manage threads/pins/search, create/edit/delete channels and categories, fetch permissions or member/role/channel info, or handle moderation actions in Discord DMs or channels.

Set up Tailwind CSS v4 in Expo with react-native-css and NativeWind v5 for universal styling

Create a Hyvä child theme in a Magento 2 project. This skill should be used when the user wants to create a new Hyvä child theme, set up a custom theme based on Hyvä, or initialize a new frontend theme directory structure. Trigger phrases include "create hyva child theme", "new hyva theme", "setup child theme", "create custom theme", "initialize theme".

CLI tool for AI-powered web scraping, data extraction, search, and crawling via ScrapeGraph AI. Use when the user needs to scrape websites, extract structured data from URLs, convert pages to markdown, crawl multi-page sites, search the web for information, automate browser interactions (login, click, fill forms), get raw HTML, discover sitemaps, or generate JSON schemas. Triggers on tasks involving: (1) extracting data from websites, (2) web scraping or crawling, (3) converting webpages to markdown, (4) AI-powered web search with extraction, (5) browser automation, (6) generating output schemas for scraping. The CLI is just-scrape (npm package just-scrape).

Knip finds unused files, dependencies, exports, and types in JavaScript/TypeScript projects. Plugin system for frameworks (React, Next.js, Vite), test runners (Vitest, Jest), and build tools. TRIGGER WHEN: cleaning up TypeScript/JavaScript codebases, optimizing bundle size, or enforcing strict dependency hygiene in CI. DO NOT TRIGGER WHEN: the target is a Python codebase (use python-dead-code with vulture/ruff instead).

Build responsive email templates using MJML markup language. Compiles to cross-client HTML that works in Outlook, Gmail, and Apple Mail. Includes template renderer, layout patterns, and variable substitution.

Generates Postman collection JSON files from Express, Next.js, Fastify, Hono, or other API routes. Scans route definitions, extracts endpoints, methods, params, and creates importable collections. Use when users request "generate postman collection", "export to postman", "create postman file", or "postman import".

HTML review page generation.

React Three Fiber geometry - built-in shapes, BufferGeometry, instancing with Drei. Use when creating 3D shapes, custom meshes, point clouds, lines, or optimizing with instanced rendering.

Cross-platform mobile development with React Native and Expo. Use when building iOS/Android apps with JavaScript/TypeScript, implementing native features, or optimizing mobile performance.

Teaches React Server Components for zero-bundle server rendering. Use when components only need server-side data access and don't require client-side interactivity like state or event handlers.

Setup react-three-fiber (R3F) with drei for 3D graphics and WebGL scenes. Use this skill when the user says "setup 3d", "add three.js", "3d scene", "webgl", "react-three-fiber", or "r3f".

Use BEFORE designing, implementing, planning, or configuring ANY feature involving libraries, frameworks, or complex APIs - even before reading existing code. Fetches current documentation to ensure correct usage. Triggers on third-party libraries (such as react-query, FastAPI, Django, pytest), complex standard library modules (such as subprocess, streams, pathlib, logging), and "how to" questions about library usage. Do NOT use for trivial built-ins (such as dict.get, Array.map) or pure algorithms. Load this skill first to receive guidance on finding current documentation when working on deltas, patches, or answering library-related questions.

Use when integrating next-safe-action with TanStack Query (React Query) -- mutationOptions(), useMutation, ActionMutationError error handling, type guards, optimistic updates via query cache, query invalidation after mutations

Complete guide to handling safe areas in Capacitor apps for iPhone notch, Dynamic Island, home indicator, and Android cutouts. Covers CSS, JavaScript, and native solutions. Use this skill when users have layout issues on modern devices.

Use when choosing state management solutions, implementing global stores (Zustand, Pinia), managing server state (TanStack Query), or handling URL state in frontend applications across React and Vue.

Create beautiful, performant SVG animations and illustrations. Use this skill when the user asks to create SVG graphics, icons, illustrations, animated logos, path animations, morphing shapes, loading spinners, or any animated SVG content. Covers SMIL animations, CSS-driven SVG animation, path drawing effects, shape morphing, motion paths, gradients, masks, and filters.

Turbopack expert guidance. Use when configuring the Next.js bundler, optimizing HMR, debugging build issues, or understanding the Turbopack vs Webpack differences.