Init webservice

Added routes.yml, added a controller that returns dummy data. I want to test how this works and then expand on it to actually use the database to grab real data.

config/routes.yml

@@ -0,0 +1,5 @@
+ws_orderreference_get_reference:
+    path: /order-reference/{id_order}
+    methods: [GET]
+    defaults:
+        _controller: 'Module\WsOrderreference\Controller\OrderReferenceController::getReferenceAction'

src/Controller/OrderReferenceController.php

@@ -0,0 +1,19 @@
+<?php
+namespace Module\WsOrderreference\Controller;
+
+use PrestaShopBundle\Controller\Admin\FrameworkBundleAdminController;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class OrderReferenceController extends FrameworkBundleAdminController
+{
+    public function getReferenceAction(int $id_order)
+    {
+        // Dummy data for testing
+        
+        return new JsonResponse([
+            'orderId' => $id_order,
+            'customReference' => 'DUMMY-REF-12345',
+            'status' => 'This is a test response'
+        ]);
+    }
+}