ralph

Defined in hooks/hooks.json

{
  "Stop": [
    {
      "hooks": [
        {
          "type": "command",
          "command": "bun run \"${CLAUDE_PLUGIN_ROOT}/hooks/ralph-persist.ts\"",
          "timeout": 10
        }
      ],
      "matcher": "*"
    }
  ]
}

"Runs Node.js script session-end.js on Stop event for end-of-session automation. No bash execution or file writes."