Add twig extra bundle to use currency formatter filter. Add custom twig method to display number of active promos. Remove old index.php file.

index.php

@@ -1,5 +1,6 @@
 <?php
 
+use Krzysiej\RyobiCrawler\Twig\AppExtension;
 use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
 use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
 use Symfony\Component\Dotenv\Dotenv;
@@ -17,7 +18,8 @@ class Kernel extends BaseKernel
     {
         return [
             new Symfony\Bundle\FrameworkBundle\FrameworkBundle(),
-            new Symfony\Bundle\TwigBundle\TwigBundle()
+            new Symfony\Bundle\TwigBundle\TwigBundle(),
+            new Twig\Extra\TwigExtraBundle\TwigExtraBundle(),
         ];
     }
 
@@ -31,6 +33,7 @@ class Kernel extends BaseKernel
             ->autowire()
             ->autoconfigure()
         ;
+        $container->services()->set(AppExtension::class)->tag('twig.extension');
     }
 
     protected function configureRoutes(RoutingConfigurator $routes): void