More work on the API utilizing Laravel 5.5 exception rendering

Also corrects API format to maintain JSONAPI spec

app/Transformers/Api/Admin/UserTransformer.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace Pterodactyl\Transformers\Api\Admin;
+
+use Pterodactyl\Models\User;
+use Pterodactyl\Transformers\Api\ApiTransformer;
+
+class UserTransformer extends ApiTransformer
+{
+    /**
+     * List of resources that can be included.
+     *
+     * @var array
+     */
+    protected $availableIncludes = ['servers'];
+
+    /**
+     * Return a generic transformed subuser array.
+     *
+     * @param \Pterodactyl\Models\User $user
+     * @return array
+     */
+    public function transform(User $user): array
+    {
+        return $user->toArray();
+    }
+
+    /**
+     * Return the servers associated with this user.
+     *
+     * @param \Pterodactyl\Models\User $user
+     * @return bool|\League\Fractal\Resource\Collection
+     *
+     * @throws \Pterodactyl\Exceptions\PterodactylException
+     */
+    public function includeServers(User $user)
+    {
+        if ($this->authorize('server-list')) {
+            return false;
+        }
+
+        if (! $user->relationLoaded('servers')) {
+            $user->load('servers');
+        }
+
+        return $this->collection($user->getRelation('servers'), new ServerTransformer($this->getRequest()), 'server');
+    }
+}