Write effective professional messages for software teams. Use when drafting emails, Slack/Teams messages, meeting agendas, status updates, or translating technical concepts for non-technical audiences. Triggers on email, slack, teams, message, meeting agenda, status update, stakeholder communication, escalation, jargon translation.

WHAT: Production-ready Node.js backend patterns - Express/Fastify setup, layered architecture, middleware, error handling, validation, database integration, authentication, and caching. WHEN: User is building REST APIs, setting up Node.js servers, implementing authentication, integrating databases, adding validation/caching, or structuring backend applications. KEYWORDS: nodejs, node, express, fastify, typescript, api, rest, middleware, authentication, jwt, validation, zod, postgres, mongodb, redis, caching, rate limiting, error handling

Build beautiful native iOS/Android apps with Expo Router. Covers route structure, native tabs, animations, blur effects, liquid glass, SF Symbols, and platform patterns.

Patterns for creating design systems with personality and distinctive aesthetics. Covers aesthetic documentation, color token architecture, typography systems, layered surfaces, and motion. Use when building design systems that go beyond generic templates. Triggers on design system, design tokens, aesthetic, color palette, typography, CSS variables, tailwind config.

Explore ideas before implementation through collaborative dialogue. Use before any creative work — creating features, building components, adding functionality, or modifying behavior. Turns ideas into fully formed designs and specs through structured conversation.

Design and implement event stores for event-sourced systems. Use when building event sourcing infrastructure, implementing event persistence, projections, snapshotting, or CQRS patterns.

Master orchestrator for generating Ralph Wiggum-compatible prompts. Analyzes task requirements and routes to appropriate generator (single-task, multi-task, project, or research). Use when you need to create any Ralph loop prompt and want automatic selection of the right generator.

Build and manage monorepos with Turborepo, Nx, and pnpm workspaces — covering workspace structure, dependency management, task orchestration, caching, CI/CD, and publishing. Use when setting up monorepos, optimizing builds, or managing shared packages.

> **WHAT**: Analyze and optimize marketing pages for higher conversion rates

Practical estimation techniques for software tasks — methods comparison, decomposition, complexity multipliers, buffer calculation, bias awareness, and communication strategies. Use when estimating features, sprint planning, or presenting timelines to stakeholders.

Use when executing implementation plans with independent tasks in the current session

Patterns for building design system components using Surface primitives, CVA variants, and consistent styling. Use when building reusable UI components that follow design token architecture. Triggers on Surface component, CVA, class-variance-authority, component variants, design tokens.

PROACTIVE YAML INTELLIGENCE: Automatically activates when working with YAML files, configuration management, CI/CD pipelines, Kubernetes manifests, Docker Compose, or any YAML-based workflows. Provides intelligent validation, schema inference, linting, format conversion (JSON/TOML/XML), and structural transformations with deep understanding of YAML specifications and common anti-patterns.

Evaluate Agent Skill quality against official specifications. Use when reviewing SKILL.md files, auditing skill packages, improving skill design, or checking if a skill follows best practices. Provides 8-dimension scoring (120 points) with actionable improvements. Triggers on review skill, evaluate skill, audit skill, improve skill, skill quality, SKILL.md review.

Patterns for animating financial numbers with spring physics, formatting, and visual feedback. Covers animated counters, price tickers, percentage changes, and value flash effects. Use when building financial dashboards or trading UIs. Triggers on animated number, price animation, financial display, number formatting, spring animation, value ticker.

Guide for implementing Claude Code hooks - automated scripts that execute at specific workflow points. Use when building hooks, understanding hook events, or troubleshooting hook configuration.

Discover and install agent skills from the open skills ecosystem. Use when user asks "how do I do X", "find a skill for", "is there a skill that can", wants to extend capabilities, or mentions needing help with a specific domain. Triggers on find skill, search skill, install skill, npx skills, skills.sh.

Complete development work by presenting structured options for merge, PR, or cleanup. Use when implementation is complete, all tests pass, and you need to decide how to integrate work. Triggers on finish branch, complete branch, merge branch, create PR, done with feature, implementation complete.

Staged test organization and testing guidelines for Mycelia

Deploy web applications behind Apache reverse proxy on rivsprod01 with relative URLs and proper path configuration