feat: email gửi tay/nhắc gia hạn, gói hosting, sửa dữ liệu sản phẩm

- Gửi email theo template cho 1 khách, tab lịch sử email, nhắc gia hạn dịch vụ hàng loạt
- Mail lưu from/bcc/sent_by; mẫu MARKETING và mẫu cũ trong TemplateSeeder
- Gói hosting: giới hạn, trạng thái, lấy plan Plesk qua CLI gateway
- Backfill payment_method và ngày đơn hàng còn thiếu
- Bổ sung field CPU/RAM/Disk/Băng thông cho loại sản phẩm vps và cloud

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

app/Services/OrderService.php

@@ -13,6 +13,7 @@ use App\Jobs\Mail\Customer\OrderCreatedJob;
 use App\Jobs\VirtualMachine\Create\CreateVirtualMachineJob;
 use App\Jobs\VirtualMachine\Upgrade\UpgradeVirtualMachine;
 use App\Models\Customer;
+use App\Models\DomainPricing;
 use App\Models\Order;
 use App\Models\OrderItem;
 use App\Models\Payment;
@@ -155,11 +156,15 @@ class OrderService
 
         $orderData = [
             'order_num' => Helper::generateUniqueCode(),
+            'date'         => Carbon::today()->toDateString(),
             'customer_id'  => $data['customer_id'],
             'discount_id'  => $data['discount_id'] ?? null,
             'sub_total'    => $total,
             'total'        => $orderTotal,
-            'payment_method' => $paymentRecord?->code ?? null,
+            // `payment` has no `code` column. Store its primary key in the
+            // legacy string column so the selected method can be resolved
+            // consistently on both orders and invoices.
+            'payment_method' => $paymentRecord?->id,
             'payment_proof'  => $data['payment_proof'] ?? null,
             'user_id'      => Auth::guard('admin')->id(),
             'status'       => $effectiveOrderStatus,
@@ -287,7 +292,20 @@ class OrderService
             };
 
             $billingDetails = $this->calculateBillingDetails($item['billing']);
-            $priceSelect = $item['price_custom'] ?? $product->price_sale ?? $product->price;
+            $isDomain = $categoryType === ProductTypeEnums::DOMAIN;
+            $billingMultiplier = $isDomain ? 1 : $billingDetails['billing'];
+
+            if ($isDomain) {
+                $domainName = strtolower(trim((string) ($item['server_name'] ?? $item['domain'] ?? '')));
+                if ($domainName === '') {
+                    throw new \InvalidArgumentException('Vui lòng nhập đầy đủ tên miền.');
+                }
+
+                $domainPrice = DomainPricing::findByDomain($domainName)->orderPrice(1);
+                $priceSelect = $item['price_custom'] ?? $domainPrice;
+            } else {
+                $priceSelect = $item['price_custom'] ?? $product->price_sale ?? $product->price;
+            }
 
             $billingCycle = ProductBillingCycle::fromLegacyCode((int) $item['billing']);
             $generalCode = Helper::generateUniqueCode();
@@ -312,8 +330,8 @@ class OrderService
                     'customer_id'    => $data['customer_id'],
                     'status'         => 0,
                     'name'           => $item['server_name'] ?? $item['domain'] ?? $product->name,
-                    'first_payment'  => $priceSelect * $billingDetails['billing'],
-                    'next_payment'   => ($item['price_custom'] ?? $product->price) * $billingDetails['billing'],
+                    'first_payment'  => $priceSelect * $billingMultiplier,
+                    'next_payment'   => $priceSelect * $billingMultiplier,
                     ...$billingDetails,
                 ],
             ];
@@ -326,7 +344,7 @@ class OrderService
                 }
             }
 
-            $total += $item['quantity'] * ($item['price_custom'] ?? ($product->price_sale ?? $product->price)) * $billingDetails['billing'];
+            $total += $item['quantity'] * $priceSelect * $billingMultiplier;
         }
 
         return [$productItems, $relIdData, $total];