Add HomeController

src/Controller/HomeController.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Routing\Annotation\Route;
+
+class HomeController extends AbstractController
+{
+    /**
+     * @Route("/", name="home")
+     */
+    public function index()
+    {
+        return $this->render('index.html.twig', [
+            'eventName' => 'PHP South Wales',
+        ]);
+    }
+}

templates/index.html.twig

@@ -0,0 +1,7 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Hi {{ eventName }}!{% endblock %}
+
+{% block body %}
+    <h1>Hi {{ eventName }}!</h1>
+{% endblock %}