add command and hamdle example to readme

README.md

@@ -2,8 +2,9 @@
 
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/kpicaza/infw-tactician-adapter/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/kpicaza/infw-tactician-adapter/?branch=master)
 [![Build Status](https://scrutinizer-ci.com/g/kpicaza/infw-tactician-adapter/badges/build.png?b=master)](https://scrutinizer-ci.com/g/kpicaza/infw-tactician-adapter/build-status/master)
+[![SensioLabsInsight](https://insight.sensiolabs.com/projects/c6b276fe-849b-41b7-b78e-4a4342a9b274/mini.png)](https://insight.sensiolabs.com/projects/c6b276fe-849b-41b7-b78e-4a4342a9b274)
 
-League tactician command bus adapter for zend-expressive framework.
+[League tactician](http://tactician.thephpleague.com/) command bus adapter for [zend-expressive framework](https://docs.zendframework.com/zend-expressive/).
 
 ## Getting started
 
@@ -40,6 +41,36 @@ return [
 ];
 ````
 
+Example command and handler.
+
+````
+<?php
+
+namespace App\Command;
+
+class PingCommand
+{
+
+}
+````
+
+````
+<?php
+
+namespace App\Handler;
+
+use App\Command\PingCommand;
+
+class PingHandler
+{
+    public function __invoke(PingCommand $command)
+    {
+        return time();
+    }
+}
+
+````
+
 ## Override Command Bus
 
 You can modify the entire command bus to meet the needs of your project.