maintenance
Cleans up and organizes project files. Use when user mentions '整理', 'cleanup', 'アーカイブ', 'archive', '肥大化', 'Plans.md', 'session-log', or asks to clean up old tasks, archive completed items, or organize files. Do NOT load for: 実装作業, レビュー, 新機能開発, デプロイ.
next-code-simplifier
Simplify code for clarity, consistency, and maintainability while preserving all functionality. Use after completing a coding task or after passing code review to polish the implementation.
php-modernization
Agent Skill: PHP 8.x modernization patterns. Use when upgrading to PHP 8.1/8.2/8.3/8.4/8.5, implementing type safety, or achieving PHPStan level 10. By Netresearch.
typo3-extension-upgrade
Agent Skill: Systematic TYPO3 extension upgrades to newer LTS versions. Covers Extension Scanner, Rector, Fractor, PHPStan, and testing. Use when upgrading extensions to newer TYPO3 versions or fixing compatibility issues. By Netresearch.