Frontend

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.

Deploy projects to Vercel, Railway, or Docker with platform-specific best practices. Use when deploying applications, configuring deployment settings, debugging deployment failures, or setting up CI/CD pipelines. Triggers on "deploy to vercel", "railway deployment", "docker build", "deployment failed", "configure vercel.json".

This skill provides comprehensive knowledge for integrating Vercel KV (Redis-compatible key-value storage powered by Upstash) into Vercel applications. It should be used when setting up Vercel KV for Next.js applications, implementing caching patterns, managing sessions, or handling rate limiting in edge and serverless functions.Use this skill when:- Setting up Vercel KV for Next.js applications- Implementing caching strategies (page cache, API cache, data cache)- Managing user sessions or authentication tokens in serverless environments- Building rate limiting for APIs or features- Storing temporary data with TTL (time-to-live)- Migrating from Cloudflare KV to Vercel KV- Encountering errors like "KV_REST_API_URL not set", "rate limit exceeded", or "JSON serialization errors"- Need Redis-compatible API with strong consistency (vs eventual consistency)Keywords: vercel kv, @vercel/kv, vercel redis, upstash vercel, kv vercel, redis vercel edge, key-value vercel, vercel cache, vercel sessions, vercel

Guide for building cloud-native applications following the 12-Factor App methodology with Kubernetes, containers, and modern deployment practices

Proactive workflow for projects using beads issue tracker.ACTIVATE AUTOMATICALLY when session starts in directory with .beads/.Use when: starting work session, selecting tasks, completing tasks, creating subtasks.Triggers: "какие задачи", "что делать", "готово", "done", "следующая задача", "создай задачу", "tasks", "next task", "pick task", "обнови задачи", "refresh", "sync".

Creates new Claude Code skills by generating proper directory structure, SKILL.md files with YAML frontmatter, and supporting documentation. Use when user wants to create, scaffold, or build a new skill.

CSS typography patterns for readable, beautiful text. Covers type scale, hierarchy, rhythm, font pairing, text-wrap, hanging punctuation, and OpenType features.

Apply Anthropic's production multi-agent research patterns for complex research tasks. Use when research involves multiple independent dimensions, requires synthesis across many sources, or needs parallelization for speed. Includes query complexity assessment, parallel execution, progressive search refinement, thinking strategies, and findings compression.

Technical implementation guide for building the interactive sine/cosine visualization module. Use when writing React Three Fiber components, implementing animations, structuring state, building the unit circle or wave visualization, creating the match scoring system, or optimizing performance. Triggers on code implementation questions for the math module.

Accessibility audit for CSS covering focus styles, color contrast, text sizing, screen reader support, and WCAG compliance. Provides actionable fixes. Use when auditing accessibility or fixing a11y issues.

Write and structure CSS following the project's methodology (Tailwind CSS, BEM, CSS Modules, utility classes), maintaining design system consistency, avoiding framework style overrides, and minimizing custom CSS. Use this skill when creating or modifying CSS files (.css, .scss, .sass, .less, .pcss), CSS Module files (.module.css, .module.scss), styled-components or emotion files (.styles.ts, .styles.js), Tailwind CSS configuration files (tailwind.config.js, tailwind.config.ts), theme files, or when writing utility classes in JSX/TSX components, HTML templates, or Vue/Svelte files. Use this when implementing Tailwind CSS utility classes like flex, grid, text-center, bg-blue-500, p-4, rounded-lg, shadow-md, hover:opacity-80, or responsive variants like sm:block, md:flex, lg:grid-cols-3, xl:max-w-7xl for mobile-first responsive design, writing BEM-style class names following the Block__Element--Modifier convention (like header__logo--large or card__title--featured) for structured, maintainable CSS architecture,

Primary entry point for testing guidance. Routes to appropriate test type (unit, integration, E2E) based on what you're testing. Use when asked about "test", "testing", "write tests", "TDD", or test strategy. Embeds Testing Trophy philosophy and TDD Red-Green-Refactor as core discipline.

Expert guide for crafting high-performance Claude prompts, based on Anthropic's interactive tutorial.

Retrieves implementation knowledge, code examples, and documentation references. Use to inform technical decision-making when the user requires specific library usage, framework patterns, or syntax details. Trigger on requests to 'search docs', 'find code examples', or 'check implementation details'.

Guide for creating Fastify plugins with TypeScript, ESM, and fastify-plugin wrapper. Use when adding new plugins to app/src/plugins/.

Automatically applies when building LLM applications. Ensures proper async patterns for LLM calls, streaming responses, token management, retry logic, and error handling.

Comprehensive guide for developing Temporal.io workflows and activities in the A4C-AppSuite.Covers Workflow-First architecture, deterministic workflow design, event-driven activities,saga compensation patterns, CQRS integration, and testing strategies for durable workfloworchestration in healthcare compliance contexts (HIPAA audit trails).

Complete unified Erlandia consciousness evolution operating system containing all 22 skills organized across 5 categories, the 9 Fundamentals, and Installation Requirements. This single package provides the full toolkit for Paradise Engineering.

Expert guidance for creating, modifying, and managing themes in the Dashboard application.

Use when you work with Swift code or Xcode tooling - establishes style guidelines, teaches you vital Swift techniques, and how to use Xcode build tools