Add all files

app/Http/Resources/CouponResource.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Http\Resources;
+
+use TiMacDonald\JsonApi\JsonApiResource;
+
+class CouponResource extends JsonApiResource
+{
+    public $attributes = [
+        'id',
+        'code',
+        'type',
+        'recurring',
+        'value',
+        'max_uses',
+        'max_uses_per_user',
+        'starts_at',
+        'expires_at',
+        'updated_at',
+        'created_at',
+    ];
+
+    public $relationships = [
+        'services' => ServiceResource::class,
+    ];
+}