code: func PackBytes(box string, name string, bb []byte) {
  	b := NewBox(box)
  	d := resolver.NewInMemory(map[string]file.File{})
  	f, err := file.NewFile(name, bb)
  	if err != nil {
  		panic(err)
  	}
  	if err := d.Pack(name, f); err != nil {
  		panic(err)
  	}
  	b.SetResolver(name, d)
  }
docs: // PackBytes packs bytes for a file into a box.
  // Deprecated