DevOps

Building reusable React state machine skills with XState v5 and the actor model. This skill should be used when implementing explicit state management for complex UI flows, multi-step forms, media players, modals with animations, or any component where impossible states should be unrepresentable.

Reviews designs for optical balance issues that mathematical precision misses. Covers typography kerning, visual alignment, spacing rhythm, color weight, and the human touch that distinguishes professional design from AI-generated output.

Use Astro's modern web development stack including TypeScript, Tailwind CSS, Content Collections, islands architecture, and performance-first deployment practices. Use this skill when selecting technologies, configuring integrations, choosing deployment platforms, or making architectural decisions about the tech stack. When working on Astro configuration and integrations setup, choosing between SSG/hybrid/SSR rendering modes, selecting UI frameworks for interactive islands (React, Vue, Svelte), configuring Tailwind CSS or styling solutions, setting up Content Collections for type-safe content, choosing deployment adapters (Vercel, Netlify, Cloudflare), configuring testing tools (Vitest, Playwright), implementing performance optimization strategies, or adding third-party integrations and plugins.

Use when creating or modifying Claude Code hooks - hooks configuration with events, matchers, and JSON responses for November 2025 Hooks v2 specifications

Log and analyze workouts. Use when the user wants to (1) record a workout at the gym via conversation, (2) parse workout markdown files to CSV, (3) query exercise history with DuckDB, or (4) track fitness progress. Triggers on "log workout", "record workout", "track workout", "add exercises", "what did I lift", etc.

Production-ready code patterns including circuit breakers, error handling, observability hooks, async patterns, and fault tolerance. Use when implementing production systems, handling errors, or building resilient services.

Comprehensive guide for ActivityWatch setup, configuration, watchers, integrations, API usage, and automation. Covers aw-qt, aw-watcher modules, aw-client libraries, aw-sync, data export, MCP server integration, and package managers. Use when working with ActivityWatch components, creating custom watchers, querying data, setting up sync, integrating with analytics dashboards, or using the ActivityWatch API.

Debug MCP server communication. Use for troubleshooting MCP integrations, viewing traffic, and analyzing latency.

Integrates billing and subscriptions with Paddle merchant of record platform. Use when selling SaaS subscriptions with checkout overlays, pricing pages, and subscription management.

Generate publication-style newsletters and executive briefs for 360 Social Impact Studios by synthesizing updates from Asana, Gmail, and Google Drive into professionally designed, interactive HTML dashboards with data visualizations. Supports both confidential executive briefs and public-facing newsletters.

Use when segmenting time-series into regimes, detecting structural breaks, or constructing context sets for few-shot learning. Covers GP-CPD algorithms, Matérn kernels, likelihood ratio tests, regime identification, market state transitions, volatility regime changes, and trend reversals in financial markets.

ArkTS Language Specification. ArkTS is a statically-typed programming language developed by Huawei for HarmonyOS, extending TypeScript with features from Java and Kotlin. Use for ArkTS syntax, types, classes, functions, and language features.

Conhecimento completo da arquitetura, padrões de código, estrutura de dados e convenções do sistema educacional Plataforma B2B de treinamento técnico corporativo

Extract learnings from completed swarm work for persistent memory storage. Analyzes swarm_record_outcome data to identify corrections, decisions, and insights. Stores findings in Memory Lane for future reference. Use when subtasks complete with notable learnings or when you want to capture what worked/didn't work.

A personal welcome message for Ricky from his best friend Steven, introducing this custom Linux learning journey. Use this when Ricky first starts exploring Linux or needs encouragement.

User-specific git workflow preferences and edge case handling. Documents commit message format requirements and pre-commit hook retry logic specific to this user. Use when creating commits or handling pre-commit hook failures.

Create high-quality ASCII art UI/UX previews for web development with a two-phase approach. Phase 1: Design & Preview - visualize interfaces, explore layouts, refine ideas in ASCII format without code. Phase 2: Implementation - when ready, get HTML/CSS/React code and design tokens. Use for exploring ideas, getting stakeholder feedback, and iterating on design before development.

Builds composable layout components (Stack, Cluster, Grid, Sidebar, Center, Cover). Use when creating layout systems, spacing compositions, or Every Layout-style intrinsic design patterns that adapt without breakpoints.

Guide interactive research and POC creation to understand features deeply. This skill should be used when planning to implement a new feature and needing to research design patterns, understand integration points in the codebase, consult documentation via MCP Deep Wiki, or create minimal POCs to validate concepts. Can receive CDC.md from feature-specification as input for clear requirements.

Expert deployment automation for cloud platforms. Handles CI/CD pipelines, container orchestration, infrastructure setup, and production deployments with battle-tested configurations. Specializes in GitHub Actions, Docker, HuggingFace Spaces, and GitHub Pages.