anchor.diff:        baseJson = let
             pure = writeText "${baseName}-config.json" (builtins.toJSON {
               inherit created config;
  -            architecture = getArch system;
  +            architecture = defaultArch;
               os = "linux";
             });
             impure = runCommand "${baseName}-config.json"
  
positive.code:     , imageDigest
      , sha256
      , os ? "linux"
      , arch ? getArch system
  
        # This is used to set name to the pulled image
      , finalImageName ? imageName
  
negative.code:       streamScript = writePython3 "stream" {} ./stream_layered_image.py;
        baseJson = writeText "${name}-base.json" (builtins.toJSON {
           inherit config;
           architecture = defaultArch;
           os = "linux";
        });
  
  