obsidian-knowledge

Defined in hooks/hooks.json

{
  "UserPromptSubmit": [
    {
      "hooks": [
        {
          "type": "command",
          "command": "python3 \"${CLAUDE_PLUGIN_ROOT}/hooks/scripts/vault-recall.py\""
        }
      ],
      "matcher": ""
    }
  ]
}

"Runs Node.js hook-wrapper script on UserPromptSubmit events to automate actions before each user prompt processing. No bash or file writes."