Web & Frontend

majiayu000 Bundle

Comprehensive React/TypeScript frontend code review with optional parallel agents

majiayu000 Bundle

Conduct WCAG 2.2 accessibility audits with automated testing, manual verification, and remediation guidance. Use when auditing websites for accessibility, fixing WCAG violations, or implementing accessible design patterns.

majiayu000 Bundle

Comprehensive testing patterns for Next.js 16 applications including unit tests with Vitest, integration tests, E2E tests with Playwright, component testing, and coverage reporting. Use when user wants to write tests, set up testing infrastructure, debug test failures, or implement test-driven development.

majiayu000 Bundle

Implement WCAG 2.2 compliant interfaces with mobile accessibility, inclusive design patterns, and assistive technology support. Use when auditing accessibility, implementing ARIA patterns, building for screen readers, or ensuring inclusive user experiences.

majiayu000 Bundle

Use when optimizing React Native app performance. Covers FlatList optimization, memoization, image optimization, bundle size reduction, and profiling techniques.

majiayu000 Bundle

React Flow (@xyflow/react) for workflow visualization with custom nodes and edges. Use when building graph visualizations, creating custom workflow nodes, implementing edge labels, or controlling viewport. Triggers on ReactFlow, @xyflow/react, Handle, NodeProps, EdgeProps, useReactFlow, fitView.

majiayu000 Bundle

This skill should be used when the user asks about "TanStack Query", "React Query", "useQuery", "query keys", "staleTime", "query client setup", "query factories", "queryOptions", or needs guidance on core TanStack Query concepts, mental models, and setup patterns.

majiayu000 Bundle

PostHog integration for Next.js App Router applications

majiayu000 Bundle

Conduct rigorous, adversarial code reviews with zero tolerance for mediocrity. Use when users ask to "critically review" my code or a PR, "critique my code", "find issues in my code", or "what's wrong with this code". Identifies security holes, lazy patterns, edge case failures, and bad practices across Python, R, JavaScript/TypeScript, SQL, and front-end code. Scrutinizes error handling, type safety, performance, accessibility, and code quality. Provides structured feedback with severity tiers (Blocking, Required, Suggestions) and specific, actionable recommendations.

majiayu000 Bundle

Passive ethical review skill. Activates when user-facing features touch the four ethical concerns: manipulation, accessibility, privacy, and sustainability. Checks designs and implementations against principled constraints without requiring explicit invocation.

majiayu000 Bundle

Comprehensive system for building exceptional, production-ready UIs that avoid generic "vibe-coded" aesthetics. Use when building any web interface (dashboards, landing pages, SaaS products, React components, HTML/CSS layouts) to create distinctive, systematically premium designs. Covers hierarchy-first methodology, systematic design tokens, glassmorphism patterns, component libraries, creative direction, and avoiding AI-generated template aesthetics. Applies to Next.js, React, HTML/CSS, Tailwind, or any frontend stack.

majiayu000 Bundle

End-to-end planning, building, and testing of small-scale browser games in SvelteKit + TypeScript running in Docker, including scaffolding, game loop, input, UI, tests, and Docker dev/release setups. Use when a user asks to create or modify a SvelteKit game project, prototype a simple single-player game, or add tests. When requirements are unclear, ask clarifying questions and offer to choose defaults automatically if the user prefers. This skill uses SvelteKit+TS in Docker only (debug hot-reload + nginx release); do not switch stacks unless the user explicitly asks to change scope. Not for multiplayer, servers, or backend services.

majiayu000 Bundle

Generates comprehensive API documentation in Markdown, HTML, or Docusaurus format from Express, Next.js, Fastify, or other API routes. Creates endpoint references, request/response examples, authentication guides, and error documentation. Use when users request "generate api docs", "api documentation", "endpoint documentation", or "api reference".

majiayu000 Bundle

MDX component patterns for React documentation. Invoke when adding DeepDive, Pitfall, Note, Recipes, or Challenges to docs.

majiayu000 Bundle

Vector icon libraries ecosystem guide covering 10+ major libraries with 200K+ icons, including React Icons (35K+), Lucide (1000+), Tabler Icons (5900+), Iconify (200K+), Heroicons, Phosphor, and Radix Icons with implementation patterns, decision trees, and best practices.

majiayu000 Bundle

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.

majiayu000 Bundle

React Server Components, Suspense boundaries, streaming SSR, partial prerendering patterns for Next.js App Router.

majiayu000 Bundle

Generate frontend component tests (unit, snapshot, e2e). Auto-invoke when user says "test this component", "write component test", or "add component test".

majiayu000 Bundle

Comprehensive testing guidance for JavaScript/TypeScript applications, with emphasis on Vitest, Svelte component testing, and pragmatic test-after development. Addresses testing as a professional skill for portfolio evidence and code quality.

majiayu000 Bundle

Comprehensive software architecture skill for designing scalable, maintainable systems using ReactJS, NextJS, NodeJS, Express, React Native, Swift, Kotlin, Flutter, Postgres, GraphQL, Go, Python. Includes architecture diagram generation, system design patterns, tech stack decision frameworks, and dependency analysis. Use when designing system architecture, making technical decisions, creating architecture diagrams, evaluating trade-offs, or defining integration patterns.

majiayu000 Bundle

Next.js development tooling via MCP. Inspect routes, components, build info, and debug Next.js apps. Use when working on Next.js applications, debugging routing, or inspecting app structure. NOT for general React or non-Next.js projects.

majiayu000 Bundle

Guide to spences10's Claude Code ecosystem. Use when user asks which tool to use, how tools relate, or needs help choosing between MCP servers, skills, or CLIs.

majiayu000 Bundle

Mobile-first UX optimization for touch interfaces, responsive layouts, and performance. Use for viewport handling, touch targets, gestures, mobile navigation. Activate on mobile, touch, responsive, dvh, viewport, safe area, hamburger menu. NOT for native app development (use React Native skills), desktop-only features, or general CSS (use Tailwind docs).

majiayu000 Bundle

Mobile UX patterns for touch gestures, haptic feedback, accessibility, and platform-native interactions. Essential for building truly mobile-friendly apps.

majiayu000 Bundle

Frontend development patterns for React with Vite and Shopify Polaris Web Components - Form handling with React Hook Form + Zod, data fetching with TanStack Query, and App Bridge integration

majiayu000 Bundle

Generate TypeScript API client from OpenAPI spec using Orval for NovaTune frontend (project)

majiayu000 Bundle

Validates system integration before deployment. Use when checking ports, database connections, frontend-backend APIs, or debugging blocked/stuck workflows. Detects dead ends, bottlenecks, circular dependencies.

majiayu000 Bundle

This skill generates interactive Venn diagram visualizations using the venn.js JavaScript library. Use this skill when users request creating Venn diagrams, set visualizations, overlap diagrams, or comparison charts for educational textbooks. The skill creates complete MicroSim packages with standalone HTML files featuring colorful circles, clear labels, and interactive tooltips, saved to /docs/sims/ following the MicroSim pattern.

majiayu000 Bundle

Use when you need to write unit tests for Spring Boot applications — including pure unit tests with @ExtendWith(MockitoExtension.class) for @Service/@Component, slice tests with @WebMvcTest and @MockitoBean for controllers, @JsonTest for JSON serialization, parameterized tests with @CsvSource/@MethodSource, test profiles, and @TestConfiguration. For framework-agnostic Java use @131-java-testing-unit-testing. For integration tests use @322-frameworks-spring-boot-testing-integration-tests. This should trigger for requests such as Review Java code for Spring Boot unit tests; Apply best practices for Spring Boot unit tests in Java code. Part of cursor-rules-java project

majiayu000 Bundle

Capture and visually inspect Qt GUI widgets using screenshots. Use when asked to verify GUI rendering, test widget appearance, check layouts, or visually inspect any PySide6/Qt component. Enables Claude to "see" Qt interfaces by capturing offscreen screenshots and analyzing them with vision.

majiayu000 Bundle

Identify and map different sections of a software project (API, frontend, database, CLI, domain). Use for context scoping and architecture documentation.

majiayu000 Bundle

Use this Skill when working in the Connect monorepo and needing to modernize legacy Angular components.

majiayu000 Bundle

Generates a Mermaid architecture diagram showing high-level component relationships. Use when visualizing how plugins or modules fit together.

majiayu000 Bundle

Generate strikingly well-designed, visually pleasing HTML diagrams and reports. Use when the user asks for a diagram, architecture overview, diff review, plan review, project recap, comparison table, or any visual explanation of technical concepts. Also use proactively when you are about to render a complex ASCII table (4+ rows or 3+ columns) — present it as a styled HTML page instead.

majiayu000 Bundle

Coding patterns and best practices — React components, promise handling, and TypeScript conventions.

majiayu000 Bundle

Standards for efficient React functional components and hooks usage.