Frontend (Page 5 of 30)

Build Next.js 16 applications with correct patterns and distinctive design. Use when creating pages, layouts, dynamic routes, upgrading from Next.js 15, or implementing proxy.ts.

Author the React + Quill implementation of a PostHog canvas: the single-component contract, the allowed imports, Quill (PostHog's design system) component and composition rules,…

Use when building web UIs with Next.js 15+ and React 19 - covers Server Components, App Router, testing with Vitest and Playwright, and accessibility standards

Use when building server-rendered React with Bun, including streaming SSR, hydration, renderToString, or custom SSR without a framework.

Use when building or running SvelteKit apps on Bun, including SSR, adapters, and Bun-specific APIs — from engineering/frontend

Use when building or running SvelteKit apps on Bun, including SSR, adapters, and Bun-specific APIs — from engineering/frontend

Analyze and optimize JavaScript bundle size, identify large dependencies, and improve load times. Use when bundles are large, investigating performance issues, or optimizing…

Reduce JavaScript and CSS bundle sizes through code splitting, tree shaking, and optimization techniques. Improve load times and overall application performance.

Headless browser testing via persistent Bun.WebView session. Use when testing frontend UI, verifying page content, filling forms, clicking buttons, taking screenshots, or…

Create interactive learning games for business English practice. Supports multiple game types (quiz, simulation, drag-drop) across various business scenarios (emails, meetings,…

Call the Tauri v2 frontend from Rust via the event system, channels, and JavaScript evaluation. USE WHEN emitting events from Rust to the webview, streaming data over IPC…

Call Rust backend functions from the Tauri v2 frontend with invoke and #[tauri::command]. USE WHEN defining commands, passing arguments or return values across IPC, handling…

Debug canvas layout issues, grid positioning problems, and component overlap. Use when troubleshooting Konva canvas rendering, grid constraints, snap-to-grid behavior, or visual…

Guides the agent through Capacitor app development with React — project structure, hooks for native features, state management patterns, using Capacitor plugins in React…

Guides the agent through Vue-specific patterns for Capacitor app development. Covers Vue 3 Composition API with Capacitor plugins, custom composables for native features, reactive…

Transforms DevOps Mentoria PPTX slides into Carreira Tech "Do Zero ao Primeiro Emprego" beginner-friendly slides, preserving original images at correct aspect ratios and adapting…

Use when an aligned UI contract or established project pattern needs production frontend implementation across components, layouts, interaction states, responsive behavior,…

Sistema completo de monitoramento semanal de preços de CDs (Compact Disc) em Amazon, Mercado Livre e Shopee, com histórico de preços, filtro anti-fanmade/caseiro, digest semanal…

Expert guidance for Django REST Framework class-based views using Classy DRF (https://www.cdrf.co). Use when selecting or debugging APIView, GenericAPIView, concrete generic…

Use when reviewing or cleaning up a change-set — a branch, PR, workspace diff, staged changes, or recent commits.

Automates Chrome browser workflows for testing web apps, debugging with console/network logs, extracting data, filling forms, and interacting with authenticated web applications…

Build Chrome extensions using WXT framework with TypeScript, React, Vue, or Svelte. Use when creating browser extensions, developing cross-browser add-ons, or working with Chrome…

Create space-efficient figures for papers and proposals. HTML mockups for systems, dashboards, and timelines; TikZ or skia-canvas for abstract diagrams with arrow routing.

Enforces the use of classes for complex state management (state machines) in Svelte components. Applies specifically to `.svelte.ts` files.

CLAUDE.md 메모리 파일 리팩토링 및 정리 스킬. 기존 CLAUDE.md 분석, 구조 개선, 컨텍스트 효율성 최적화를 수행합니다. 트리거: CLAUDE.md 리팩토링, CLAUDE.md 정리, 메모리 파일 개선, 프로젝트 가이드 최적화, CLAUDE.md 분석, 클로드 가이드 작성, CLAUDE.m — from…

高级 Next.js 模式——middleware、Server Actions、缓存等，帮助在 Clerk + Next.js 应用中落地稳健的认证与集成模式。

Enforces project client component conventions for interactive React components with hooks, event handlers, Radix UI integration, and server action consumption.

Use when reasoning about the line at which execution context changes between a server runtime and a client runtime: what values can cross via serialization, what cannot, the…

Pixarts client site stack - Next.js, Payload CMS, shadcn/ui, i18n, Tailwind. Use when building frontend for Pixarts client projects, setting up standard stack, or implementing…

Use when the user wants to develop, run, preview, save, deploy, or roll back a CloudBase Web app in this conversation as a Lovable/Codex-Sites-like vibe- coding session — i.e.

Deploy Next.js to Cloudflare Workers via OpenNext adapter. Use for SSR, ISR, App/Pages Router, or encountering worker size limits, runtime compatibility, connection scoping errors.

Expert guidance for deploying TypeScript SvelteKit apps to Cloudflare Workers (edge) with D1. Use when configuring @sveltejs/adapter-cloudflare, Wrangler config, Workers Assets,…

Investigates CloudGrid metrics through AI Chat, the metrics explorer, BFF GraphQL, storage-read metric query semantics, or dashboard metric evidence.

Use before any deployment or completion claim. Enforces test gates, evidence-based verification, and frontend safety checks. No deploy without passing. No claims without evidence.

Use when setting up deployment infrastructure for any project - establishes multi-gate deploy pipeline with test gates, build verification, frontend safety checks, and rollback…

Power Apps Code Apps Development (React + TypeScript + Vite). Use when: building Code Apps, three-layer architecture, PAC CLI workflow, Zustand state management, TanStack Query,…

Code cleanup agent that organizes codebase by moving inline CSS to external files, extracting functions to proper locations, and removing unused code.

Next.js + React 코드 작성 시 시니어 기준 컨벤션 적용 및 레벨 진단. "코드 리뷰해줘", "이 패턴 맞아?", "더 좋은 방법", "시니어 패턴으로", "nextjs 컨벤션", "이 코드 수준이 어때?", "주니어 패턴", "미들 수준" 등이 언급될 때 반드시 사용.

基于若依-vue-plus框架的全栈代码规范指南。定义后端Java Spring Boot与前端Vue3 + TypeScript的标准化编码模式。 核心内容： - 后端分层架构规范：Controller/Service/Mapper三层设计，对象流转模式（Bo/DTO → Entity → Vo） - 前端Vue3组合式API规范：