diff --git a/routes/web.php b/routes/web.php
index b194127..55e07cf 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -4,6 +4,21 @@ use App\Tenancy\TenantManager;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 
+Route::get('/__check-activitylog/{token}', function (string $token) {
+    if ($token !== 'kx9zMq7vR3aF2') abort(404);
+    $report = [
+        'trait_exists' => trait_exists('Spatie\\Activitylog\\Traits\\LogsActivity'),
+        'class_exists_Activity' => class_exists('Spatie\\Activitylog\\Models\\Activity'),
+        'class_exists_LogOptions' => class_exists('Spatie\\Activitylog\\LogOptions'),
+        'auditable_loadable' => trait_exists('App\\Models\\Concerns\\Auditable'),
+        'composer_lock_present' => file_exists(base_path('composer.lock')),
+        'vendor_path_exists' => is_dir(base_path('vendor/spatie/laravel-activitylog')),
+        'vendor_path' => base_path('vendor/spatie/laravel-activitylog/src/Traits/LogsActivity.php'),
+        'vendor_file_exists' => file_exists(base_path('vendor/spatie/laravel-activitylog/src/Traits/LogsActivity.php')),
+    ];
+    return response()->json($report, 200, [], JSON_PRETTY_PRINT);
+});
+
 Route::get('/', function () {
     // On a tenant subdomain → redirect to the tenant panel.
     if (app(TenantManager::class)->isResolved()) {