<h4>Vendor Dependency Upgrade</h4><ul><li>Upgraded google/apiclient from v2.9.1 to v2.16.1</li><li>Upgraded Guzzle to v7 (required by new Google client)</li><li>Removed incompatible <code>zoonman/linkedin-api-php-client</code> package</li><li>Fixed deprecation warnings from Google API client library</li></ul>