Improved documentation

Dockerfile

@@ -0,0 +1,20 @@
+FROM ubuntu:16.04
+MAINTAINER Mischa ter Smitten <[email protected]>
+
+# python
+RUN apt-get update && \
+  DEBIAN_FRONTEND=noninteractive apt-get install -y python-minimal python-dev curl && \
+  apt-get clean
+RUN curl -sL https://bootstrap.pypa.io/get-pip.py | python -
+RUN rm -rf $HOME/.cache
+
+# ansible
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -y gcc libffi-dev libssl-dev && \
+  apt-get clean
+RUN pip install ansible==2.3.2.0
+RUN rm -rf $HOME/.cache
+
+# provision
+COPY . /etc/ansible/roles/ansible-role
+WORKDIR /etc/ansible/roles/ansible-role
+RUN ansible-playbook -i tests/inventory tests/test.yml --connection=local

README.md

@@ -1,6 +1,6 @@
 ## rstudio-server
 
-[![Build Status](https://travis-ci.org/Oefenweb/ansible-rstudio-server.svg?branch=master)](https://travis-ci.org/Oefenweb/ansible-rstudio-server) [![Ansible Galaxy](http://img.shields.io/badge/ansible--galaxy-rstudio--server-blue.svg)](https://galaxy.ansible.com/list#/roles/4953)
+[![Build Status](https://travis-ci.org/Oefenweb/ansible-rstudio-server.svg?branch=master)](https://travis-ci.org/Oefenweb/ansible-rstudio-server) [![Ansible Galaxy](http://img.shields.io/badge/ansible--galaxy-rstudio--server-blue.svg)](https://galaxy.ansible.com/tersmitten/rstudio-server/)
 
 Set up (the latest version of) [RStudio Server](https://www.rstudio.com/products/rstudio/download-server/) in Debian-like systems.