Git & Version Control

Project organization, multi-agent coordination, bug reporting, feature requests, and documentation practices. Use when managing projects, coordinating work, or organizing development workflows.

Claude Codeフックの詳細仕様、設計原則、設定方法。フック、hook、PreToolUse、Stop時に使用。

Generate learning science-backed feedback templates for Canvas assignments. Use when educators need feedback templates for grading, want to create rubric comments, need encouraging feedback language aligned with Pillar 3 principles (targeted, encouraging, immediate), or want to set up SpeedGrader comment libraries. Works with canvas-mcp for bulk grading.

Master philosophy of language - meaning, reference, truth, speech acts. Use for: semantics, pragmatics, meaning theory, reference. Triggers: 'meaning', 'reference', 'Frege', 'sense', 'Kripke', 'speech act', 'semantics', 'pragmatics', 'truth conditions', 'propositions', 'names', 'descriptions', 'rigid designator', 'natural kind', 'context', 'indexical'.

Create, edit, and convert legal pleadings for Clark County District Court and Justice Court, Nevada. Handles specialized .doc/.docx format with line numbering (1-28), proper caption formatting, document codes (District Court), criminal/civil motion templates, and PDF conversion. Use for drafting motions to suppress, discovery requests, continuances, oppositions, and other court documents for both Nevada District and Justice Courts.

Secure GitHub Actions trigger patterns for pull requests, forks, and reusable workflows. Preventing privilege escalation and code injection through trigger misconfiguration.

Ultimate 25+ years expert-level backend skill covering FastAPI, Express, Node.js, Next.js with TypeScript. Includes ALL databases (PostgreSQL, MongoDB, Redis, Elasticsearch), ALL features (REST, GraphQL, WebSockets, gRPC, Message Queues), comprehensive security hardening (XSS, CSRF, SQL injection, authentication, authorization, rate limiting), complete performance optimization (caching, database tuning, load balancing), ALL deployment strategies (Docker, Kubernetes, CI/CD), advanced patterns (microservices, event-driven, saga, CQRS), ALL use cases (e-commerce, SaaS, real-time, high-traffic), complete testing (unit, integration, E2E, load, security). Route protection, middleware, authentication implementation in PERFECTION. Use for ANY backend system requiring enterprise-grade security, performance, scalability, and architectural excellence.

Manage git worktrees for parallel branch development using custom git scripts (git-newtree, git-killtree, git-maingulp). Use when creating new worktrees, listing active worktrees, or closing/merging worktrees back to main. All worktrees are stored in .tree/ subdirectories of the repository.

Comprehensive backend development skill for building scalable backend systems using NodeJS, Express, Go, Python, Postgres, GraphQL, REST APIs. Includes API scaffolding, database optimization, security implementation, and performance tuning. Use when designing APIs, optimizing database queries, implementing business logic, handling authentication/authorization, or reviewing backend code.

Create isolated git worktrees at bare repo root level

Generate lint-staged configuration for running linters on staged Git files. Triggers on "create lint-staged config", "generate lint staged", "lint-staged setup", "staged file linting".

Reviews pull requests created by GitHub Copilot agents before merging. Triggers on "review this PR", "check PR

Validate skills against agentskills.io specification. Use when adding new skills to the marketplace, reviewing skill PRs, checking skill compliance, or running quality gates on skills. Validates frontmatter fields (name, description, license, compatibility, metadata, allowed-tools), directory naming, line limits, and structure.

Determines minimal context and routes tasks to the correct prompts, agents and tools.

Strategic product leadership toolkit for Head of Product including OKR cascade generation, market analysis, vision setting, and team scaling. Use for strategic planning, goal alignment, competitive analysis, and organizational design.

A comprehensive collection of Agent Skills for software engineering, database operations, and productivity automation. Use when building, optimizing, or debugging software systems with AI assistance.

Practical guidance for Claude Code status lines - what to display for real workflow benefits, not just configuration syntax. Use when setting up status lines or wondering what information would actually help.

Provides comprehensive GitHub PR review with inline suggested changes that can be applied via GitHub's web UI "Commit suggestion" button. Triggers when reviewing PRs, analyzing code changes, or when user requests PR review with applicable suggestions.

Git worktree helpers for parallel development. Use when working with git worktrees, managing parallel branches, or when user mentions worktrees, parallel development, or branch isolation.

Install worktree management script in the current project