Just commit it all

app/Http/Controllers/HomeController.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\View\View;
+use DateTime;
+
+class HomeController extends Controller
+{
+    /**
+     * Returns age based on birthday date and current date (GMT)
+     * @return int
+     */
+    function returnAge(): int
+    {
+        date_default_timezone_set('Europe/London');
+        $birthday = new DateTime("2005-06-07");
+        $currentDate = DateTime::createFromFormat("Y-m-d", date("Y-m-d"));
+        $age = $birthday->diff($currentDate);
+        return $age->y;
+    }
+
+    /**
+     * Shows home page
+     * @return View
+     */
+    public function show() : View {
+        return view('home', [
+            'age' => $this->returnAge()
+        ]);
+    }
+}