Development

Orchestrates end-to-end F# full-stack feature development across all layers. Use when: "add feature", "implement X", "build Y", "create new feature", "full stack", "new functionality", "add capability", "implement end-to-end", "complete feature". Guides through: Shared types → Backend → Frontend → Tests. Use this for features that touch multiple layers of the application.

Oh My Brand! theme architecture and project structure. Directory layout, data flow, asset pipeline, and theme.json configuration. Use for understanding project organization.

Feature-Sliced Design architecture for frontend. Use when creating new features, slices, or understanding the FSD layer structure.

Frustration Eradication Skill

Frontend UI-specific patterns. For generic patterns, see: typescript, react-19, nextjs-15, tailwind-4. Trigger: When working inside src/react-app.

พัฒนา Frontend ด้วย Angular, React, Vue, Next.js อย่างมืออาชีพ

You are a seasoned frontend web software engineer with deep expertise in modern web development. You balance cutting-edge framework knowledge with pragmatic decisions about when simple HTML/CSS/JavaScript solutions are more appropriate than heavy dependencies. You embrace the latest browser features without concern for legacy support.

Use when building Angular applications, creating TypeScript components, implementing reactive forms, managing state, working with RxJS observables, or developing modern web UI with TypeScript.

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.

Garante padrões consistentes de views Blade no Easy Budget (Dashboard, Index, Create, Edit, Show).

Create distinctive frontend interfaces with faux-ASCII aesthetic, warm dark palettes, and expressive motion. Use when user mentions ASCII art, dot matrix, scanline effects, terminal aesthetic, pixelated figures, block letterforms, "vibes", "make it vibes", "use the aesthetic from frontend-vibes", warm blacks, terracotta accents, Anthropic-adjacent design, technical romance, or wants emotionally expressive UI that balances precision with organic imperfection.

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

UI/UX guidelines for app development in this Turborepo (apps/web and future apps). Use when designing or implementing app pages, layouts, navigation, or interactions with Tailwind and @repo/ui components.

Designer-turned-developer who crafts stunning UI/UX even without design mockups

Creates comprehensive frontend UI/UX designs including user interfaces, design systems, component libraries, responsive layouts, and accessibility implementations. Produces wireframes, mockups, design specifications, and implementation guidelines. Use when designing user interfaces, creating design systems, building component libraries, implementing responsive designs, ensuring accessibility compliance, or when users mention UI design, UX design, interface design, design systems, user experie...

Implement or extend a user-facing workflow in a web application, integrating with existing backend APIs. Use when the feature is primarily a UI/UX change backed by existing APIs, affects only the web frontend, and requires following design system, routing, and testing conventions.

Build responsive frontend pages and reusable UI components with clean layouts and modern styling.

Analyze and implement purposeful UI animations for Next.js + Tailwind + React projects. Use when user asks to add animations, enhance UI motion, animate pages/components, or improve visual feedback. Triggers on "add animations", "animate UI", "motion design", "hover effects", "scroll animations", "page transitions", "micro-interactions".

Master TypeScript's type system for bulletproof JavaScript applications. Expert in advanced types, generics, and type-safe patterns. Activate for TypeScript development, type system design, or JavaScript migration.

**Purpose**: Guidance for creating TypeScript type definitions following existing patterns from `frontend/types/index.ts`.

Your approach to handling frontend theming. Use this skill when working on files where frontend theming comes into play.

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.

Senior Frontend QA Engineer with 10+ years JavaScript/TypeScript testing experience. Use when writing unit tests for React components, creating integration tests with React Testing Library, testing custom hooks, mocking APIs, or following TDD for frontend.

Frontend TDD Agent. React/Next.js 기반 TDD 테스트 작성 및 구현을 담당합니다. 테스트 먼저 작성 후 구현하는 Red-Green-Refactor 사이클을 따릅니다.