Improve build.sh push messages

name=docker.seblu.net/docker/dokuwiki:$version

docker build -t "$name" .

if [[ $1 == -p ]]; then

	docker push "$name"

else

	echo

	echo ::: to push use -p switch or run:

	echo ::: docker push "$name"

fi

echo =========================================================================

echo ::: IMAGE NOT PUSHED

echo ::: to push image:

echo       docker push "$name"

echo ::: to push as the latest

echo       docker tag "$name" "${name%:*}:latest"

echo       docker push "${name%:*}:latest"

echo =========================================================================