feat(services): partial/unpaid payment on admin create, payment history per invoice, zip attachments

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

app/Services/Order/ServiceOrderRecorder.php

@@ -30,6 +30,7 @@ class ServiceOrderRecorder
         bool $paid,
         ?string $paymentMethod = null,
         ?string $clientIp = null,
+        int $amountPaid = 0,
     ): array {
         $months = OrderHelper::cycleToMonths($billingCycle);
         $isDomain = $product?->product_type === 'domain';
@@ -69,6 +70,7 @@ class ServiceOrderRecorder
             'tax' => 0,
             'total' => $price,
             'status' => $paid ? InvoiceStatus::PAID->value : InvoiceStatus::UNPAID->value,
+            'amount_paid' => $paid ? $price : $amountPaid,
             'payment_method' => $paymentMethod,
             'paid_at' => $paid ? now() : null,
             'due_date' => $paid ? now()->addMonths($months)->toDateString() : now()->toDateString(),