npx claudepluginhub captaincrouton89/crouton-kitDefined in hooks/hooks.json
${CLAUDE_PLUGIN_ROOT}/hooks/backwards-compat-warning.pyWrite|Edit|MultiEdit${CLAUDE_PLUGIN_ROOT}/hooks/code-quality-checker.pyExecutes review-gate.sh on Stop event and arena-runtime.py on PostToolUse for Write/Edit/MultiEdit tools. Involves file writes after edits.