No Docker build configuration for Scala Shopping cart example

[justinhj]

Needs Docker configured in the build.sbt to create a docker image for the shopping cart sample so users can easily build and run it. Instructions to run it should be documented.

[justinhj]

I'll do this

[viktorklang]

@justinhj The Scala support is a work-in-progress, so supporting a docker build for it seems like it would be most valuable once the Scala support is done?

[justinhj]

Ah, I see, will come back to it then