diff --git a/routes/web.php b/routes/web.php
index 4e5f283..c629106 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -4,6 +4,26 @@ use App\Tenancy\TenantManager;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 
+Route::get('/__wo-diag/{id}', function ($id) {
+    $wo = \App\Models\Tenant\WorkOrder::withoutGlobalScopes()->find((int) $id);
+    $tenant = app(TenantManager::class)->current();
+    $scopedWo = \App\Models\Tenant\WorkOrder::find((int) $id);
+    $btnUrl = \App\Filament\Tenant\Pages\WorkOrderDashboard::getUrl(['record' => (int) $id]);
+    $file = base_path('app/Filament/Tenant/Resources/WorkOrderResource/Pages/EditWorkOrder.php');
+    $codeSnip = str_contains(file_get_contents($file), 'WorkOrderDashboard::getUrl') ? 'NEW code deployed' : 'OLD code — deploy not applied';
+    return response()->json([
+        'requested_id' => (int) $id,
+        'tenant_slug' => $tenant?->slug,
+        'tenant_id' => $tenant?->id,
+        'wo_exists_globally' => $wo !== null,
+        'wo_belongs_to_tenant' => $wo && $tenant && $wo->company_id === $tenant->id,
+        'wo_visible_via_scope' => $scopedWo !== null,
+        'wo_actual_company_id' => $wo?->company_id,
+        'dashboard_button_url' => $btnUrl,
+        'edit_file_status' => $codeSnip,
+    ], 200, ['Content-Type' => 'application/json']);
+});
+
 Route::get('/', function () {
     // On a tenant subdomain → public landing page.
     $tenant = app(TenantManager::class)->current();