Piwik JavaScriptController::tracking uses the @NoCSRFRequired annotation and should use the NoCSRFRequired attribute instead and $config is deprecated

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Just updated to Nextcloud Hub 9 (30.0.0) and noticed a bunch of these in my error log:

[no app in context] Debug: OCA\Piwik\Controller\JavaScriptController::tracking uses the @NoCSRFRequired annotation and should use the #[OCP\AppFramework\Http\Attribute\NoCSRFRequired] attribute instead
GET /nextcloud_dir/index.php/apps/piwik/js/tracking

[PHP] Debug: Creation of dynamic property OCA\Piwik\Config::$config is deprecated at /home/nextcloud/domains/mycloud.mydomain.com/public_html/nextcloud_dir/apps/piwik/lib/Config.php#10
GET /nextcloud_dir/index.php/apps/piwik/js/tracking