{"message":"Calendar Integration API","endpoints":{"health":"/health","google_auth":"/auth/google","google_callback":"/auth/google/callback","google_refresh":"/auth/refresh","microsoft_auth":"/auth/microsoft/login","microsoft_callback":"/auth/microsoft/callback","microsoft_status":"/auth/microsoft/status","microsoft_refresh":"POST /auth/microsoft/refresh","microsoft_logout":"POST /auth/microsoft/logout"},"status":{"google":"configured","microsoft":"configured"},"note":"Configure OAuth credentials in config.env"}