anchor.diff:                 then mkPureLayer { inherit baseJson contents extraCommands; }
                  else mkRootLayer { inherit baseJson fromImage fromImageName fromImageTag contents runAsRoot diskSize extraCommands; });
         result = runCommand "${baseName}.tar.gz" {
  -        buildInputs = [ jshon pigz ];
  +        buildInputs = [ jshon pigz coreutils findutils ];
   
           imageName = name;
           imageTag = tag;
  
positive.code:           parentID=$(jshon -e $fromImageName -e $fromImageTag -u < image/repositories)
            
            for l in image/*/layer.tar; do
              tar -tf $l >> baseFiles
            done
          fi
  
  
negative.code:         fi
  
          echo Adding layer
          ls_tar temp/layer.tar >> baseFiles
          comm <(sort -u baseFiles) <(sort -u layerFiles) -1 -3 > newFiles
          tar -rpf temp/layer.tar --mtime=0 --no-recursion --files-from newFiles 2>/dev/null || true
  
  