feat: khởi tạo/huỷ domain Plesk qua job, gửi mail hoá đơn qua queue, đính kèm triển khai

- ProvisionDnsDomainJob/SuspendDnsDomainJob: tạo domain admin lên Plesk, huỷ = suspend (is_created=3)
- Khách xem zone DNS được gán ở /dich-vu/domain, quản lý bản ghi A/AAAA/CNAME/TXT/MX/SRV
- send-mail hoá đơn đẩy SendInvoiceMailJob, preview + sửa nội dung, ghi mail.order_id
- invoice_attachments.type (payment_proof/deployment)
- CacheService xoá theo SCAN pattern, Redis không persistent mặc định
- Backfill transactions.public_code

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app/Http/Resources/Api/Service/DomainDetailResource.php

@@ -20,8 +20,7 @@ class DomainDetailResource extends JsonResource
     public function toArray(Request $request): array
     {
         return [
-            'domain' => new DomainResource($this->resource),
-            'ns_count' => (int) ($this->record_count ?? 0),
+            'domain_name' => $this->domain_name,
             'records' => $this->records ? new DomainNSCollection($this->records) : [
                 'items' => [],
                 'pagination' => [