Added UpdateServerDirectory

src/Worker/UpdateServerDirectory.php

@@ -0,0 +1,18 @@
+<?php
+/**
+ * @file src/Worker/UpdateServerDirectory.php
+ */
+namespace Friendica\Worker;
+
+use Friendica\Core\Logger;
+use Friendica\Protocol\PortableContact;
+
+class UpdateServerDirectory.php
+{
+	// Discover the given server id for their contacts
+	public static function execute($gserverid)
+	{
+		PortableContact::discoverSingleServer(gserverid);
+		return;
+	}
+}