Activate Twig debug mode (dump() feature) in local dev env.

Author: pascalchevrel

app/classes/ReleaseInsights/Template.php

@@ -37,9 +37,18 @@ public function render(): void
     {
         // Initialize our Templating system
         $twig_loader = new FilesystemLoader(INSTALL_ROOT . 'app/views/templates');
-        $twig = new Environment($twig_loader);
-        $twig->addExtension(new IntlExtension());
 
+        // @codeCoverageIgnoreStart
+        // Allow Twig debug mode in local dev mode
+        if (LOCALHOST && !defined('TESTING_CONTEXT')) {
+            $twig = new Environment($twig_loader, ['debug' => true,]);
+            $twig->addExtension(new \Twig\Extension\DebugExtension());
+        } else {
+            $twig = new Environment($twig_loader);
+        }
+        // @codeCoverageIgnoreEnd
+
+        $twig->addExtension(new IntlExtension());
         echo $twig->render($this->template, $this->data);
     }
 }