OpenAgentsControl/plugins/claude-code/hooks/hooks.json

{
  "hooks": {
    "SessionStart": [
      {
        "matcher": "startup|resume|clear|compact",
        "hooks": [
          {
            "type": "command",
            "command": "${CLAUDE_PLUGIN_ROOT}/hooks/session-start.sh",
            "async": false
          }
        ]
      }
    ]
  }
}