Notify transfer owners when files enter grace period.

Send grace-entered and countdown emails to owners alongside recipient grace milestones so unpaid transfers get clear wallet top-up reminders before deletion.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Console/Commands/ProcessTransferBillingCommand.php

@@ -3,6 +3,7 @@
 namespace App\Console\Commands;
 
 use App\Services\Transfer\TransferBillingService;
+use App\Services\Transfer\TransferOwnerMailService;
 use App\Services\Transfer\TransferRecipientMailService;
 use Illuminate\Console\Command;
 
@@ -12,17 +13,22 @@ class ProcessTransferBillingCommand extends Command
 
     protected $description = 'Renew monthly transfer storage billing and delete transfers past the grace period';
 
-    public function handle(TransferBillingService $billing, TransferRecipientMailService $recipients): int
-    {
+    public function handle(
+        TransferBillingService $billing,
+        TransferRecipientMailService $recipients,
+        TransferOwnerMailService $owners,
+    ): int {
         $result = $billing->processDueRenewals();
         $recipientEmails = $recipients->processDueMilestones();
+        $ownerEmails = $owners->processGraceReminders();
 
         $this->info(sprintf(
-            'Transfer billing: %d renewed, %d entered grace, %d deleted, %d recipient reminders sent.',
+            'Transfer billing: %d renewed, %d entered grace, %d deleted, %d recipient reminders, %d owner grace reminders.',
             $result['renewed'],
             $result['graced'],
             $result['deleted'],
             $recipientEmails,
+            $ownerEmails,
         ));
 
         return self::SUCCESS;