Fix bugs and missing RequestHandler class

Author: williamdes

src/Controller/GithubController.php

@@ -132,9 +132,8 @@ public function create_issue($reportId): ?Response
      *
      * @param int $reportId The report Id
      * @throws NotFoundException
-     * @return void Nothing
      */
-    public function link_issue($reportId): void
+    public function link_issue($reportId): Response
     {
         if (empty($reportId)) {
             throw new NotFoundException('Invalid report Id.');

src/Controller/NotificationsController.php

@@ -49,7 +49,6 @@ class NotificationsController extends AppController
     public function initialize(): void
     {
         parent::initialize();
-        $this->loadComponent('RequestHandler');
         $this->loadComponent('OrderSearch');
         $this->viewBuilder()->setHelpers([
             'Html',

src/Controller/ReportsController.php

@@ -54,7 +54,6 @@ class ReportsController extends AppController
     public function initialize(): void
     {
         parent::initialize();
-        $this->loadComponent('RequestHandler');
         $this->loadComponent('OrderSearch');
         $this->viewBuilder()->setHelpers([
             'Html',