add missing service

src/DependencyInjection/KibaticDatagridExtension.php

@@ -0,0 +1,21 @@
+<?php
+namespace Kibatic\DatagridBundle\DependencyInjection;
+
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Extension\Extension;
+use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
+use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
+use Symfony\Component\DependencyInjection\Reference;
+
+class KibaticDatagridExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        (new YamlFileLoader(
+            $container,
+            new FileLocator(dirname(__DIR__) . '/Resources/config')
+        ))
+            ->load('services.yaml');
+    }
+}

src/Resources/config/services.yaml

@@ -0,0 +1,3 @@
+services:
+  Kibatic\DatagridBundle\Grid\GridBuilder:
+    public: true