big update base struktur tahap 1

app/Http/Middleware/EnsureAccessLevel.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class EnsureAccessLevel
+{
+    public function handle(Request $request, Closure $next, string ...$levels): Response
+    {
+        $user = $request->user();
+
+        if (! $user || (! $user->isMasterAdmin() && ! in_array($user->access_level->value, $levels, true))) {
+            return response()->json([
+                'success' => false,
+                'code' => 403,
+                'message' => 'Anda tidak memiliki level akses yang diperlukan.',
+            ], 403);
+        }
+
+        return $next($request);
+    }
+}