dynamic load blog contents

public/index.php

@@ -58,8 +58,11 @@ $app->get('/', function (Request $request, Response $response, array $args) {
 $app->get('/blog/{slug}', function (Request $request, Response $response, array $args) {
 
     addNavbar($response);
-    $title = $args['slug'];
-    $response->getBody()->write("<h1>$title</h1>");
+    foreach ($_SESSION['blogs'] as $art) {
+        if ($art['slug'] == $args['slug']) {
+            $response->getBody()->write("<h1>" . $art['title'] . "</h1>");
+        }
+    }
 
     addFooter($response);
     return $response;