update text

thanks @mattwiebe

Author: pfefferle

includes/class-health-check.php

@@ -111,7 +111,14 @@ public static function test_system_cron() {
 		$result['badge']['color'] = 'orange';
 		$result['description']    = \sprintf(
 			'<p>%s</p>',
-			\__( 'It is highly recommended to use your Systems Task Scheduler instead of the default <code>WP_Cron</code> setup. For further informations, check the "<a href="https://developer.wordpress.org/plugins/cron/hooking-wp-cron-into-the-system-task-scheduler/" target="_blank">Hooking WP-Cron Into the System Task Scheduler</a>" guide from the Plugin Handbook.', 'activitypub' )
+			\__( 'Enhance your WordPress site’s performance and mitigate potential heavy loads caused by plugins like ActivityPub by setting up a system cron job to run WP Cron. This ensures scheduled tasks are executed consistently and reduces the reliance on website traffic for trigger events.', 'activitypub' )
+		);
+		$result['actions'] .= sprintf(
+			'<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+			__( 'https://developer.wordpress.org/plugins/cron/hooking-wp-cron-into-the-system-task-scheduler/', 'activitypub' ),
+			__( 'Learn how to hook the WP-Cron into the System Task Scheduler.', 'activitypub' ),
+			/* translators: Hidden accessibility text. */
+			__( '(opens in a new tab)', 'activitypub' )
 		);
 
 		return $result;