code: func (d *stiDocker) UploadToContainer(fs fs.FileSystem, src, dest, container string) error {
  	makeWorldWritable := func(writer io.Writer) s2itar.Writer {
  		return s2itar.ChmodAdapter{Writer: tar.NewWriter(writer), NewFileMode: 0666, NewExecFileMode: 0666, NewDirMode: 0777}
  	}
  
  	return d.UploadToContainerWithTarWriter(fs, src, dest, container, makeWorldWritable)
  }
docs: // UploadToContainer uploads artifacts to the container.