It fixes the remaining stale test and keeps the actual N+1 strategy:

* Main ticket index renders scalar agent_name.
* Ticket index still eager-loads user, owner, agent.
* Ticket show comments no longer eager-load fake owner / agent relations.
* Updated the conflicting regression tests.

Modules/Helpdesk/Tests/Feature/TicketShowCommentRelationsFilesTest.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Modules\Helpdesk\Tests\Feature;
+
+use Tests\TestCase;
+
+final class TicketShowCommentRelationsFilesTest extends TestCase
+{
+    public function test_ticket_show_only_eager_loads_real_comment_relations(): void
+    {
+        $source = file_get_contents(dirname(__DIR__, 2) . '/Livewire/TicketShow.php');
+
+        self::assertIsString($source);
+        self::assertStringContainsString("->with(['user.company', 'attachments'])", $source);
+        self::assertStringNotContainsString("->with(['user.company', 'owner:id,name,email,company_id', 'agent:id,name,email', 'attachments'])", $source);
+    }
+}