Frontend

Query and manage local Vercel AI SDK documentation mirror (271 docs across 24 sections). Search AI SDK UI hooks, streaming, providers, core functions, and React Server Components. Use when implementing AI features or answering AI SDK-related questions.

Comprehensive plugin architecture patterns, best practices, templates, and validation guidelines distilled from research sources. Use when: creating new plugins, designing plugin architecture, validating plugin structure, or optimizing token usage. Do NOT use for: general coding tasks, non-plugin development, or debugging existing code.

Guide experienced developers through REFACTOR phase of TDD cycle - improving code quality while maintaining green tests

Implement WCAG 2.1 accessibility standards for Vue 3 apps. Use when adding ARIA labels, keyboard navigation, screen reader support, or checking color contrast. Mentions "accessibility", "ARIA", "keyboard nav", "screen reader", or "color contrast".

Validates data with Yup schema builder using chainable methods, custom rules, and TypeScript inference. Use when validating forms with React Hook Form or Formik, or when needing flexible schema validation.

Use when implementing Disney's 12 animation principles with React Spring's physics-based animations

Generate Vitest configuration files for fast unit testing of JavaScript/TypeScript projects. Triggers on "create vitest config", "generate vitest configuration", "vitest setup", "unit test config".

Comprehensive CSS and UI/UX code review, issue identification, and automated fixing with documentation. Use when reviewing stylesheets, analyzing UI/UX patterns, auditing frontend code quality, fixing CSS issues, or documenting style improvements. Triggers on requests like "review my CSS", "audit UI/UX", "fix styling issues", "improve my styles", or "document CSS fixes".

Scrape and build queries to an official public health endpoints under a .gov domain.\

Generate comprehensive pytest test suites for CasareRPA components, including nodes, controllers, use cases, and domain entities. Use when: creating new tests, testing nodes, controller tests, use case tests, domain entity tests, test coverage needed, pytest test generation.

Enterprise-grade PowerPoint deck generation system using evidence-based prompting techniques, workflow enforcement, and constraint-based design. Use when creating professional presentations (board decks, reports, analyses) requiring consistent visual quality, accessibility compliance, and integration of complex data from multiple sources. Implements html2pptx workflow with spatial layout optimization, validation gates, and multi-chat architecture for 30+ slide decks.

Build modern Fluent Design WPF applications using the WPF UI library (lepoco/wpfui). Use when creating WPF desktop apps with Windows 11 styling, NavigationView shells, dark/light themes, Card layouts, and modern controls. Provides patterns for App.xaml setup, MVVM integration, dashboard layouts, and real-world UI improvements.

Research subject matter, align to educational standards, map prerequisites, and recommend learning theories for curriculum design. Use when starting curriculum development, exploring new topics, or needing standards alignment. Activates on "research this topic", "what standards apply", "curriculum research", or "prerequisite analysis".

Target frontend architecture for Lingx. FSD 2.1 approach with custom hooks, component patterns, and data fetching. Use when implementing frontend features, reviewing code, or making architectural decisions.

Decomposes requirements into executable tasks and coordinates domain orchestrators (frontend, backend, data, test, devops). Use when receiving PRDs, user requirements, or feature requests that span multiple domains. Acts as CEO of the AI development system.

Pre-deployment verification for young-personal-site.Ensures build success, TypeScript, i18n sync, and functionality.

Design and implement the Viet K-Connect visa assessment engine (DB-driven ruleset JSON schema + versioning + effective dates). No hardcoded rules in code. Use for building /api/visa/assess and admin ruleset management.

Generate optimized Dockerfiles with multi-stage builds and best practices. Use when containerizing applications or creating Docker configurations.

Elite AI/ML Senior Engineer with 20+ years experience. Transforms Claude into a world-class AI researcher and engineer capable of building production-grade ML systems, LLMs, transformers, and computer vision solutions. Use when: (1) Building ML/DL models from scratch or fine-tuning, (2) Designing neural network architectures, (3) Implementing LLMs, transformers, attention mechanisms, (4) Computer vision tasks (object detection, segmentation, GANs), (5) NLP tasks (NER, sentiment, embeddings), (6) MLOps and production deployment, (7) Data preprocessing and feature engineering, (8) Model optimization and debugging, (9) Clean code review for ML projects, (10) Choosing optimal libraries and frameworks. Triggers: "ML", "AI", "deep learning", "neural network", "transformer", "LLM", "computer vision", "NLP", "TensorFlow", "PyTorch", "sklearn", "train model", "fine-tune", "embedding", "CNN", "RNN", "LSTM", "attention", "GPT", "BERT", "diffusion", "GAN", "object detection", "segmentation".

This skill should be used when setting up email OTP authentication with JWT sessions, password management, rate limiting, CSRF protection, and audit logging in a Next.js application. Use this skill when implementing a production-ready authentication system that matches the reference implementation pattern with Resend email, Prisma ORM, PostgreSQL, bcrypt password hashing, and jose JWT tokens.