add customer api

customerapi/controllers/PingController.php

@@ -0,0 +1,28 @@
+<?php
+/**
+ * Created by IntelliJ IDEA.
+ * User: rocho
+ * Date: 2018.08.29.
+ * Time: 21:58
+ */
+
+namespace customerapi\controllers;
+
+use common\components\HttpStatus;
+use Yii;
+
+/** @noinspection PhpUnused */
+
+class PingController  extends RestController
+{
+
+
+
+    /** @noinspection PhpUnused */
+    public function actionPing( )
+    {
+        Yii::$app->response->setStatusCode( HttpStatus::NO_CONTENT );
+    }
+
+
+}