Add dockerhub badges to the README.md

Author: iiriix

README.md

@@ -1,5 +1,7 @@
 ## Docker Swarm Stack for Wordpress
 
+[![automated](https://img.shields.io/docker/cloud/automated/iiriix/nginx-wp?style=flat-square)](https://hub.docker.com/r/iiriix/nginx-wp) [![build](https://img.shields.io/docker/cloud/build/iiriix/nginx-wp?style=flat-square)](https://hub.docker.com/r/iiriix/nginx-wp/builds) [![pulls](https://img.shields.io/docker/pulls/iiriix/nginx-wp?style=flat-square)](https://hub.docker.com/r/iiriix/nginx-wp) [![version](https://img.shields.io/docker/v/iiriix/nginx-wp?label=nginx%20version&style=flat-square)](apps/nginx/Dockerfile)
+
 A simple swarm stack to deploy wordpress in a docker swarm cluster. It uses below tools and docker images to deploy a wordpress setup.
 
 * Wordpress