Yesterday I upgraded my Docker for Windows to Version 17.12.0-ce-win46 (15048). Now an ADD command in my docker file is failing. This particular ADD command takes advantage of a directory symlink, as follows:
Was this change in behavior done by design, perhaps closing an undesirable loophole? Or would this be considered a regression error? Or is there some known way to get it working again with the 15048 build?