This is a tracking bug for Change: Layered Docker Image Build Service
For more details, see: https://fedoraproject.org//wiki/Changes/Layered_Docker_Image_Build_Service
Fedora currently ships a Docker base image, but Docker supports a layering concept. There are some applications like Cockpit which we would like to ship as layered applications.
*** This bug has been marked as a duplicate of bug 1243736 ***