api(application): v2 backport

app/Http/Controllers/Api/Application/VersionController.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Pterodactyl\Http\Controllers\Api\Application;
+
+use Illuminate\Http\JsonResponse;
+use Pterodactyl\Services\Helpers\SoftwareVersionService;
+
+class VersionController extends ApplicationApiController
+{
+    /**
+     * VersionController constructor.
+     */
+    public function __construct(private SoftwareVersionService $softwareVersionService)
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Returns version information.
+     */
+    public function __invoke(): JsonResponse
+    {
+        return new JsonResponse($this->softwareVersionService->getVersionData());
+    }
+}