api(application): v2 backport

app/Transformers/Api/Application/AdminRoleTransformer.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace Pterodactyl\Transformers\Api\Application;
+
+use Pterodactyl\Models\AdminRole;
+use Pterodactyl\Transformers\Api\Transformer;
+
+class AdminRoleTransformer extends Transformer
+{
+    /**
+     * Return the resource name for the JSONAPI output.
+     */
+    public function getResourceName(): string
+    {
+        return AdminRole::RESOURCE_NAME;
+    }
+
+    /**
+     * Transform admin role into a representation for the application API.
+     */
+    public function transform(AdminRole $model): array
+    {
+        return [
+            'id' => $model->id,
+            'name' => $model->name,
+            'description' => $model->description,
+        ];
+    }
+}