Added the hassankhan/config module

src/routes.php

@@ -0,0 +1,15 @@
+<?php
+
+use Psr\Http\Message\ResponseInterface as Response;
+use Psr\Http\Message\ServerRequestInterface as Request;
+use Slim\Views\Twig;
+
+// index GET route - this page should welcome the user and direct them to the available actions
+$app->get('/', function (Request $request, Response $response, $args) {
+  $config = $this->get('config');
+
+  $view = Twig::fromRequest($request);
+  return $view->render($response, 'index.twig', [
+    'server_dir' => $config->get('server_directory'),
+  ]);
+})->setName('index');