Merge pull request #49 from bboreham/10_display_version

tag published image with git revision

fixes #10

weaver/Makefile

@@ -13,6 +13,10 @@ docker-image: /tmp/weave.tar
 	sudo docker build -t zettio/weave .
 	sudo docker save zettio/weave > /tmp/weave.tar
 
+publish: docker-image
+	sudo docker tag zettio/weave zettio/weave:git-`git rev-parse --short=12 HEAD`
+	sudo docker push zettio/weave
+
 clean:
 	-sudo docker rmi zettio/weave
 	rm -f weaver /tmp/weave.tar