private void addFileEntry(AssemblyFiles ret, MavenSession session, File source, File target) {
        ret.addEntry(source, target);
        addLocalMavenRepoEntry(ret, session, source, target);
    }
Get all files depicted by this assembly.

@return assembled files
src/main/java/io/fabric8/maven/docker/assembly/MappingTrackArchiver.java