Add Dockerfile to wrap up the guide and datasets for easy distribution

[newfront]

Repo created in dockerhub under https://hub.docker.com/u/newfrontdocker. (that is Scott Haines)

• https://hub.docker.com/repository/docker/newfrontdocker/hitchhikers-guide-to-deltalake-streaming/general

Need to add github hooks to build and push when changes are made to the guide.