add registrations to customer gui

customerapi/models/registrations/EventRegistrationAvailable.php

@@ -0,0 +1,31 @@
+<?php
+
+
+namespace customerapi\models\registrations;
+
+
+use common\models\EventRegistration;
+use customerapi\models\available\EventAvailable;
+
+class EventRegistrationAvailable extends EventRegistration
+{
+
+    function fields()
+    {
+
+        $fields = [
+            "id" => "id",
+            "created_at" => "created_at",
+            "updated_at" => "updated_at",
+        ];
+        $fields['event'] = 'event';
+        return $fields;
+    }
+
+    public function getEventClass()
+    {
+        return EventAvailable::class;
+    }
+
+
+}