design-studio

Defined in hooks/hooks.json

{
  "SessionStart": [
    {
      "hooks": [
        {
          "type": "command",
          "command": "${CLAUDE_PLUGIN_ROOT}/scripts/detect-design-context.sh",
          "timeout": 10
        }
      ],
      "matcher": "*"
    }
  ]
}

"Runs session-start.sh and write-capabilities.sh via bash on SessionStart to initialize sessions and set up write capabilities. No file writes."