Wire Ladill domain picker and purchase modal into servers flows.

Use the Domains API for owned domains across panel, account, and order forms, with an embedded iframe purchase modal instead of redirecting to domains.ladill.com.

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

app/Http/Controllers/Hosting/HostingProductController.php

@@ -632,17 +632,9 @@ class HostingProductController extends Controller
         return $product->catalogSummary();
     }
 
-    private function getUserDomains($user): \Illuminate\Support\Collection
+    private function getUserDomains($user): array
     {
-        return \App\Models\Domain::query()
-            ->where('user_id', $user->id)
-            ->whereNull('hosting_account_id')
-            ->whereDoesntHave('hostedSites')
-            ->where(function ($query) {
-                $query->where('source', 'purchased')
-                    ->orWhereNotNull('email_domain_id');
-            })
-            ->orderBy('host')
-            ->get(['id', 'host', 'status', 'onboarding_state']);
+        return app(\App\Services\Domains\LadillDomainsClient::class)
+            ->ownedForUser((string) $user->public_id);
     }
 }