Add Travis support

Author: solidnerd

.travis.yml

@@ -0,0 +1,17 @@
+sudo: required
+
+services:
+  - docker
+
+before_install:
+  - docker build -t solidnerd/bookstack:$(cat VERSION) .
+
+install:
+  - docker-compose up -d 
+  - sleep 30
+
+script:
+  - curl -sSf http://localhost:8080/login > /dev/null
+
+after_failure:
+  - timeout 3s docker-compose logs bookstack mysql

README.md

@@ -1,6 +1,6 @@
 ## Docker Image For [BookStack](https://github.com/ssddanbrown/BookStack)
 
-[![](https://images.microbadger.com/badges/image/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own image badge on microbadger.com") [![](https://images.microbadger.com/badges/commit/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own commit badge on microbadger.com") [![](https://images.microbadger.com/badges/version/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own version badge on microbadger.com") [![](https://images.microbadger.com/badges/license/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own license badge on microbadger.com")
+[![Build Status](https://travis-ci.org/solidnerd/docker-bookstack.svg?branch=master)](https://travis-ci.org/solidnerd/docker-bookstack)[![](https://images.microbadger.com/badges/image/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own image badge on microbadger.com") [![](https://images.microbadger.com/badges/commit/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own commit badge on microbadger.com") [![](https://images.microbadger.com/badges/version/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own version badge on microbadger.com") [![](https://images.microbadger.com/badges/license/solidnerd/bookstack.svg)](https://microbadger.com/images/solidnerd/bookstack "Get your own license badge on microbadger.com")
 
 ## Current Version: [0.18.2](https://github.com/SolidNerd/docker-bookstack/blob/master/Dockerfile)