소개
Master the lifecycle of Claude Code by implementing event-driven extensions that execute bash commands or LLM evaluations at specific execution points. This skill equips users with the necessary patterns to build production-ready hooks for tool validation, context enrichment, and environment setup. Whether you need to block specific file modifications, inject dynamic context into user prompts, or automate environment initialization, this guide ensures your hooks follow the official protocol for input handling, exit codes, and configuration structure.