Add Pterodactyl game server provisioning service

Implements ProvisioningServiceInterface for game servers via Pterodactyl
panel API. Supports create, suspend, unsuspend, terminate, status, and
credential retrieval. Auto-creates panel user accounts.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

website/app/Services/Provisioning/ProvisioningFactory.php

@@ -17,6 +17,7 @@ class ProvisioningFactory
             'vps' => app(VirtFusionService::class),
             'dedicated' => app(SynergyCPService::class),
             'hosting' => app(EnhanceService::class),
+            'game' => app(PterodactylService::class),
             default => throw new InvalidArgumentException("Unsupported service type: {$serviceType}"),
         };
     }