tree 653e45f3d9ff60ab20827714831c2360a217fb58
parent a344569fe6a630647bddc5673e9f30a359d451f0
author Thomas Draebing <thomas.draebing@sap.com> 1545402770 +0100
committer Thomas Draebing <thomas.draebing@sap.com> 1548755347 +0100

Reduce container image size

The container images contained more layers than needed and did contain
cache files from package installations. This increased the image size
unnecessarily.

This change optimizes the image contents and adds a description of some
best practices to the developers guide.

Change-Id: I7d0fd1711c4cad5aeb930e3096be5dc6327be385