build: initialize RetroHub with Laravel, Inertia, Vue, and Horizon

app/Http/Controllers/Controller.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
+use Illuminate\Foundation\Validation\ValidatesRequests;
+use Illuminate\Routing\Controller as BaseController;
+
+class Controller extends BaseController
+{
+    use AuthorizesRequests, ValidatesRequests;
+}