**"NO COMMIT WITHOUT FRESH-EYES REVIEW FIRST"**

Re-read all code you just wrote or modified with a fresh perspective. Look for obvious bugs, errors, problems, and confusion that are easy to miss when deep in implementation.

'Test Orient from a clean clone to validate the full development setup and test suite'

Reference for Front REST API integration. Use when working with Front API schemas, nullable fields, webhooks, or debugging Front SDK issues.

DOM Testing Library patterns for behavior-driven UI testing. Framework-agnostic patterns for testing user interfaces. Use when testing any front-end application.

Convert local images referenced in Hugo front matter to modern formats (WebP) and update front matter using ci/convert_page_images.py.

Handle Front webhook events for the support platform. Use when implementing conversation ingestion, message handlers, Front API integrations, or webhook signature verification.

Use when creating or modifying Angular components in WebV2 (Angular 19) with proper base class inheritance, state management, and platform patterns.

Analyzes and maps frontend API calls to backend endpoints. Detects missing endpoints, unused endpoints, and integration gaps. Optional: trace complete data flows to database and design tokens. Related: api-contract-validator for detailed type analysis.

Engineering principles for crafting well-built front-end user interfaces. When Claude needs to ensure the HTML, CSS, JS is performant and maintainable.

Systematically review frontend code to identify issues, ensure quality, and provide actionable improvement recommendations across code quality, performance, accessibility, and security dimensions.

Generate React components for IntelliFill following patterns (forwardRef, CVA variants, Radix UI, TailwindCSS). Use when creating UI components, forms, or pages.

Especialista em Frontend Mobile-First, UX Black & Orange, Sistema de Cache Offline (IndexedDB), Navegação SPA v3.0 e Performance. Use para criar/ajustar telas, componentes, otimizar CSS/JS, implementar patterns de cache ou debugging de frontend issues.

Autonomously debug frontend issues through empirical browser observation using Chrome DevTools MCP. This skill should be used when debugging UI/UX issues, visual bugs, interaction failures, console errors, or network problems in web applications. Provides systematic 6-phase debugging workflow with GitHub integration, automated verification, and knowledge retention.

Frontend design assistant for users with zero/low-code background. This skill should be used when users request creating web interfaces, landing pages, dashboards, or any frontend UI; when users ask about frontend terminology, design elements, or architecture concepts; when users want to understand CSS, layout, typography, or color choices. Emphasizes distinctive aesthetics over generic AI-generated designs, teaches concepts in context, and adapts to user skill level (pure HTML/CSS or React/Vue).

Fix generic frontend designs by applying aesthetic upgrades across the 5 design dimensions

Conducts comprehensive frontend design reviews covering UI/UX design quality, design system validation, accessibility compliance, responsive design patterns, component library architecture, and visual design consistency. Evaluates design specifications, Figma/Sketch files, design tokens, interaction patterns, and user experience flows. Identifies usability issues, accessibility violations, design system deviations, and provides actionable recommendations for improvement. Produces detailed design review reports with severity-rated findings, visual examples, and implementation guidelines. Use when reviewing frontend designs, validating design systems, ensuring accessibility compliance, evaluating component libraries, assessing responsive designs, or when users mention design review, UI/UX review, Figma review, design system validation, accessibility audit, or frontend design quality.

Use when generating React/TypeScript UI components, forms, layouts, or pages - prevents generic AI aesthetic, enforces accessibility, semantic HTML, theme compliance, minimum text sizes, proper states, and brand differentiation

Build React components, implement responsive layouts, and handle

Multi-framework frontend development. Frameworks: React 18+ (Suspense, hooks, TanStack), Vue 3 (Composition API, Pinia, Nuxt), Svelte 5 (Runes, SvelteKit), Angular (Signals, standalone). Common: TypeScript, state management, routing, data fetching, performance optimization, component patterns. Actions: create, build, implement, style, optimize, refactor components/pages/features. Keywords: React, Vue, Svelte, Angular, component, TypeScript, hooks, Composition API, runes, signals, useSuspenseQuery, Pinia, stores, state management, routing, lazy loading, Suspense, performance, bundle size, code splitting, reactivity, props, events. Use when: creating components in any framework, building pages, fetching data, implementing routing, state management, optimizing performance, organizing frontend code, choosing between frameworks.

>-

Ultimate 25+ years expert-level frontend skill covering Next.js, React, TypeScript, Tailwind CSS, styled-components, Redux, Zustand, Webpack, Vite, Parcel, Jest/Vitest testing, performance optimization, and ALL security aspects comprehensively (XSS, CSRF, injection, data privacy, CSP, dependency security, etc.). Covers all use cases (SPAs, PWAs, e-commerce, dashboards, real-time apps, mobile-responsive). Advanced features include A11y, Core Web Vitals, SEO, i18n, error handling, monitoring, component architecture, design patterns. Maximum security hardening, genius-level optimization, modernized development standards. Use when building ANY frontend application requiring enterprise security, performance, and scalability.

Image sourcing strategy for UI projects. Use FREE resources first - DiceBear/Boring Avatars for avatars, Unsplash/Picsum for photos, unDraw/Storyset for illustrations, Haikei for backgrounds. AI generation (DALL-E) only when custom branded assets needed and no free alternative exists.

This skill should be used when identifying and fixing frontend layout issues (clipping, spacing, overflow, RTL text problems) by analyzing DOM and CSS structure and proposing minimal, scoped CSS patches. Triggers on layout bugs, text clipping, overflow issues, spacing problems, and when vanilla Claude cannot pinpoint which CSS selector to modify from a screenshot alone.

Visual QA gate for frontend code. ALWAYS use before delivering any UI changes - navigate, screenshot, verify console is error-free. Use for: responsive testing across viewports, form/interaction testing, debugging hydration and render issues. Catches visual bugs before users see them.

**CREATE TodoWrite** with 3 sections (18+ items total):

Performs comprehensive frontend quality assurance reviews using browser automation. Systematically tests UI elements, discovers and reports bugs to GitHub Issues, and provides improvement recommendations. Uses Chrome DevTools Skill for interactive testing. This skill should be used when performing quality assurance reviews of frontend UI components, testing user interfaces for bugs or usability issues, validating frontend implementations before deployment, or conducting systematic UI testing across multiple components.

Enforce a high-quality, production-ready standard for changes in this Next.js + Chakra UI frontend repo. Use for UX polish, accessibility, performance, error/loading states, code hygiene, and “ready to merge” checks (lint/format/build).

Runs TypeScript type checking, ESLint, and tests for the frontend.

Create safe, phased refactor plans for complex frontend code.

Implement responsive designs using mobile-first development, fluid layouts, standard breakpoints, and relative units to ensure optimal viewing across all device sizes. Use this skill when creating layouts, implementing breakpoints, styling for different screen sizes, or ensuring mobile compatibility. When working with responsive CSS, media queries, viewport configurations, or mobile-optimized components. When testing across device sizes, implementing touch-friendly interfaces, or optimizing for mobile performance. When working in any frontend file that affects layout, spacing, typography, or visual presentation across different screen sizes.

Audit frontend codebases for security vulnerabilities and bad practices. Use when performing security reviews, auditing code for XSS/CSRF/DOM vulnerabilities, checking Content Security Policy configurations, validating input handling, reviewing file upload security, or examining Node.js/NPM dependencies. Target frameworks include web platform (vanilla HTML/CSS/JS), React, Astro, Twig templates, Node.js, and Bun. Based on OWASP security guidelines.

Generate Vitest + React Testing Library tests for Desktop Ethereal frontend components, hooks, and utilities. Triggers on testing, spec files, coverage, Vitest, RTL, unit tests, integration tests, or write/review test requests.

Verify and test Angular 18 frontend changes using Chrome DevTools MCP. Automatically check console errors, network requests, and visual rendering after implementing tasks or when fixing UI bugs. Use when creating components, debugging visual issues, validating API integration, or ensuring UI requirements are met. File types: .ts, .html, .css, .scss

Advanced frontend web development expert system that provides comprehensive modern web development services including architecture design, UI/UX implementation, performance optimization, engineering setup, and cross-platform development through expert collaboration and intelligent tool integration.

You are a seasoned frontend web software engineer with deep expertise in modern

Validate YAML frontmatter in documentation against template requirements. Use when creating or editing docs, or when the user asks to check frontmatter.

Expert guidance for using the FrontRange CLI (fr command) to manage YAML front matter in text documents. Use when working with front-mattered files, YAML metadata, blog posts, markdown with front matter, or when the user mentions 'fr' commands. Supports reading/writing front matter keys, JMESPath-based searching, bulk operations via piping, directory recursion, and multiple format output (JSON/YAML/plist/CSV).

Guide for committing to Oh My Brand! using Conventional Commits, Husky hooks, and linting. Use this when making commits, pushing to remote, or fixing pre-commit linting failures.

fsharp-tests

FTDI (Future Technology Devices International) MPN encoding patterns, USB interface chip decoding, and handler guidance. Use when working with FTDI USB bridge ICs or FTDIHandler.

Complete Angular migration pipeline that orchestrates all migration skills in sequence. Use when performing end-to-end page migration with analysis, implementation, quality checks, and QA verification.

This skill should be used when debugging full-stack issues that span UI, backend, and database layers. It provides a systematic workflow to detect errors, analyze root causes, apply fixes iteratively, and verify solutions through automated server restarts and browser-based testing. Ideal for scenarios like failing schedulers, import errors, database issues, or API payload problems where issues originate in backend code but manifest in the UI.

**Multi-agent orchestration for comprehensive application improvement**

Master-level fullstack software engineering with deep backend expertise. Use when building production-grade APIs, database architectures, authentication systems, microservices, or any backend-heavy application. Triggers on: (1) API design and implementation, (2) Database schema design and optimization, (3) Authentication/authorization systems, (4) System architecture decisions, (5) Performance optimization, (6) Error handling and logging, (7) Testing strategies, (8) DevOps and deployment, (9) Security hardening.

World-class #1 expert full stack developer specializing in enterprise-grade JavaScript/Node.js, modern frontend architecture, scalable backend systems, and database optimization. Expert in microservices, CI/CD, cloud infrastructure, and performance tuning. Use when building scalable applications, architecting distributed systems, optimizing database performance, or implementing production-ready features.

Complete full-stack development with Next.js 13+, React, Firebase, Tailwind CSS, and payment integration (Stripe, JazzCash, EasyPaisa). Build production-ready e-commerce platforms, SaaS applications, and scalable web applications. Comprehensive coverage of frontend architecture, backend API routes, database design, authentication systems, payment processing, form handling, error management, and optimization. Generate complete project structures, pages, components, API routes, database schemas, security rules, and deployment configurations using TypeScript.

Full-stack development expertise covering backend, frontend, database, DevOps, and testing domains

Security and performance - hardening, optimization, auditing