DevOps

Write self-documenting code with minimal, evergreen comments that explain why, not what. Use this skill when deciding whether to add comments or when reviewing existing comments. When writing docstrings, inline comments, or documentation blocks. When avoiding comments that describe recent changes, temporary fixes, or obvious code behavior.

Guide for MUSUBIX SDD (Specification-Driven Development) workflow. Use this when asked to develop features using MUSUBIX methodology, create requirements, designs, or implement code following the 9 constitutional articles.

Build and deploy this Next.js application with PostgreSQL database. Use when building, deploying, setting up database, or preparing the project for production.

Load when working on revenue tracking, financial forecasting, P&L statements,unit economics, or business financial planning. Contains frameworks andtemplates for creator business financial management.

Apply domain-driven design principles for business logic, entities, events and aggregate boundaries. Use when modeling domain concepts, implementing business rules, or defining clear separation between domain and infrastructure layers.

Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.

Use GitHub CLI (gh) to interact with GitHub repositories, pull requests, issues, CI/CD workflows, and security alerts. Use when the user asks about remote repository status, workflow runs, PR/issue management, or GitHub operations.

Create, configure, and optimize GitHub Actions including action types, triggers, runners, security practices, and marketplace integration

QA Specialist Captain - Advanced testing, UAT coordination, and compliance validation

Implement accessible UI components using semantic HTML elements, keyboard navigation support, sufficient color contrast ratios, alternative text for images, ARIA attributes when needed, logical heading structure, and proper focus management. Use this skill when creating UI components, forms, interactive elements, navigation menus, modals or dialogs, implementing keyboard shortcuts, adding screen reader support, ensuring WCAG compliance, or testing with assistive technologies. This skill applies when working on any frontend component files, HTML templates, Vue components, React components, or any user interface code that needs to be accessible to all users including those with disabilities.

Build and deploy this Astro website. Use when building, deploying, or preparing the project for production.

Templates and guidelines for writing internal communications including status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, and project updates. Use when drafting any form of internal team or company communication.

Executes tests, analyzes test results, checks test coverage, and provides comprehensive testing status overview. Primarily for Go projects. Activates after implementing/modifying code to verify correctness, or when explicitly requested to assess test suite health.

Update or create API documentation after making changes to the public interface of an API. Use when modifying existing endpoints, introducing new endpoints, or when API implementation changes are complete and tested.

Comprehensive guide for creating software diagrams using Mermaid syntax. Use when users need to create, visualize, or document software through diagrams including class diagrams (domain modeling, object-oriented design), sequence diagrams (application flows, API interactions, code execution), flowcharts (processes, algorithms, user journeys), entity relationship diagrams (database schemas), C4 architecture diagrams (system context, containers, components), state diagrams, git graphs, pie charts, gantt charts, or any other diagram type. Triggers include requests to "diagram", "visualize", "model", "map out", "show the flow", or when explaining system architecture, database design, code structure, or user/application flows.

Reference and maintain the project's technical stack documentation including frameworks, languages, databases, testing tools, and third-party services to ensure consistency across all development work. Use this skill when choosing technologies for new features, when documenting technology decisions, when working with framework-specific code patterns, or when ensuring consistency with existing technology choices. Use this skill when working with any code file to verify it follows the conventions of the project's chosen frameworks and tools. Use this skill when setting up new dependencies, configuring build tools, or making architectural decisions about which libraries or services to use. Use this skill when onboarding new team members or creating technical documentation about the project's architecture and technology choices.

Use this skill to diagnose and repair broken tests with a methodical, surgical approach.AUTO-ACTIVATE when user mentions (FR/EN): - test cassé, broken test, failing test, test fail, test échoue - erreur test, test error, assertion failed, timeout test - réparer test, fix test, corriger test, debug test - npm test fail, jest error, test suite failedAGENTS: Specialized agents (backend-specialist, frontend-specialist, database-specialist) MUST invoke this skill when asked to fix tests. Use: Skill("test-doctor")CRITICAL: NO mass corrections. ONE test at a time with validation. ALWAYS diagnose before fixing. ALWAYS consult DONT_DO.md first.Context: 1211 test files, 5561/6101 passing (540 failing). Stack: Jest, React Testing Library, Prisma, Next.js 15, TypeScript 5.

This skill provides comprehensive knowledge for working with the Anthropic Messages API (Claude API). It should be used when integrating Claude models into applications, implementing streaming responses, enabling prompt caching for cost savings, adding tool use (function calling), processing images with vision capabilities, or using extended thinking mode.Use when building chatbots, AI assistants, content generation tools, or any application requiring Claude's language understanding. Covers both server-side implementations (Node.js, Cloudflare Workers, Next.js) and direct API access.Keywords: claude api, anthropic api, messages api, @anthropic-ai/sdk, claude streaming, prompt caching, tool use, vision, extended thinking, claude 3.5 sonnet, claude 3.7 sonnet, claude sonnet 4, function calling, SSE, rate limits, 429 errors

Production tracing and metrics for multi-agent workflows. Track agent decisions, tool calls, and performance without monitoring conversation content.

Pre-deployment validation, content verification, and testing strategies for CJS2026 given the current lack of automated tests