Added the first cdn

ContentDeliveryV1/util/DB.php

@@ -0,0 +1,15 @@
+<?php
+
+class DB {
+
+    private static MySQL $database;
+
+    public static function get(): MySQL {
+        return self::$database;
+    }
+
+    public static function init($hostname = "localhost", $username = "root", $password, $database) {
+        self::$database = new MySQL($hostname, $username, $password, $database);
+    }
+
+}