FEATURE: add possible values and custom field resource

app/Models/CustomFieldResource.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * Class CustomFieldResource
+ */
+class CustomFieldResource extends Model
+{
+
+    public $timestamps = false;
+
+    protected $fillable = [
+        'name'
+    ];
+
+    protected $guarded = [];
+
+        
+}