feat: AfterSales CRM - SOP compliant real-estate customer care system

- Departments + cross-department transfer workflow
- Role-based closing (staff→resolved, manager→closed) with proof_of_resolution
- Private file storage with collection system + temporary signed URLs
- Dashboard: resolved tickets table, stats, handler performance bar chart
- Spatie RBAC (admin/manager/staff)
- Notifications: TicketTransferred, TicketClosed (database + mail)
- Pest tests: 8 tests, 21 assertions
- Docker production-ready (Dockerfile + compose + entrypoint)

app/Filament/Resources/Customers/Pages/EditCustomer.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Filament\Resources\Customers\Pages;
+
+use App\Filament\Resources\Customers\CustomerResource;
+use Filament\Actions\DeleteAction;
+use Filament\Resources\Pages\EditRecord;
+
+class EditCustomer extends EditRecord
+{
+    protected static string $resource = CustomerResource::class;
+
+    protected function getHeaderActions(): array
+    {
+        return [
+            DeleteAction::make(),
+        ];
+    }
+}