[Added] add_to_cart to start-template

Modules/Application/Controller/d3GtmStartController.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace D3\GoogleAnalytics4\Modules\Application\Controller;
+
+class d3GtmStartController extends d3GtmStartController_parent
+{
+    public function render()
+    {
+        $return = parent::render();
+
+        if (false === in_array('oxcmp_basket', $this->getComponents())){
+            $this->addTplParam('d3CmpBasket', $this->getComponent('oxcmp_basket'));
+        }
+
+        return $return;
+    }
+}