npx claudepluginhub utakatakyosui/c2lab --plugin tdd-enforceDefined in hooks/hooks.json
{
"PreToolUse": [
{
"hooks": [
{
"type": "command",
"command": "python3 \"${CLAUDE_PLUGIN_ROOT}/hooks/scripts/check-test-exists.py\""
}
],
"matcher": "Edit | Write"
}
]
}"Validates ZK folder structure before Write/Edit on .md files via validate-zk-structure.sh, redirecting invalid notes to /output. PreToolUse hook blocks/modifies tools, touches files."