Revert "Management UI"

This reverts commit f11404c574.

bootstrap/app.php

@@ -6,7 +6,6 @@ use Illuminate\Foundation\Configuration\Middleware;
 use Illuminate\Http\Request;
 use App\Http\Middleware\ResolveTenant;
 use App\Http\Middleware\EnsureStaffPermission;
-use App\Http\Middleware\EnsureSuperAdmin;
 
 return Application::configure(basePath: dirname(__DIR__))
     ->withRouting(
@@ -18,7 +17,6 @@ return Application::configure(basePath: dirname(__DIR__))
         $middleware->alias([
             'tenant' => ResolveTenant::class,
             'staff.permission' => EnsureStaffPermission::class,
-            'platform.admin' => EnsureSuperAdmin::class,
         ]);
     })
     ->withExceptions(function (Exceptions $exceptions): void {