Initial commit

src/App/Action/PingAction.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Action;
+
+use Interop\Http\ServerMiddleware\DelegateInterface;
+use Interop\Http\ServerMiddleware\MiddlewareInterface as ServerMiddlewareInterface;
+use Zend\Diactoros\Response\JsonResponse;
+use Psr\Http\Message\ServerRequestInterface;
+
+class PingAction implements ServerMiddlewareInterface
+{
+    public function process(ServerRequestInterface $request, DelegateInterface $delegate)
+    {
+        return new JsonResponse(['ack' => time()]);
+    }
+}