Add docker badges (alshedivat#888)

README.md

@@ -7,11 +7,16 @@
 [![demo](https://img.shields.io/badge/theme-demo-brightgreen.svg)](https://alshedivat.github.io/al-folio/)
 [![GitHub contributors](https://img.shields.io/github/contributors/alshedivat/al-folio.svg)](https://github.com/alshedivat/al-folio/graphs/contributors/)
 [![Core Contributors][core_contributors]](#core-contributors-)
+
 [![GitHub release](https://img.shields.io/github/v/release/alshedivat/al-folio)](https://github.com/alshedivat/al-folio/releases/latest)
 [![GitHub license](https://img.shields.io/github/license/alshedivat/al-folio?color=blue)](https://github.com/alshedivat/al-folio/blob/master/LICENSE)
 [![GitHub stars](https://img.shields.io/github/stars/alshedivat/al-folio)](https://github.com/alshedivat/al-folio)
 [![GitHub forks](https://img.shields.io/github/forks/alshedivat/al-folio)](https://github.com/alshedivat/al-folio/fork)
 
+[![Docker Pulls](https://img.shields.io/docker/pulls/amirpourmand/al-folio)](https://hub.docker.com/r/amirpourmand/al-folio)
+[![Image Size](https://img.shields.io/docker/image-size/amirpourmand/al-folio?sort=date)](https://hub.docker.com/r/amirpourmand/al-folio)
+[![Docker Image Version](https://img.shields.io/docker/v/amirpourmand/al-folio?sort=semver&label=docker%20image)](https://hub.docker.com/r/amirpourmand/al-folio)
+
 A simple, clean, and responsive [Jekyll](https://jekyllrb.com/) theme for academics.
 If you like the theme, give it a star!