travis: build also the container image and full fat jar

jkremser · jkremser · commit 0175f9ee97ff · 2018-12-03T16:28:15.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1 +1,5 @@
 language: groovy
+services:
+  - docker
+
+script: make build
