code: func ValidateACI(aciPath string) error {
  	aciFile, err := os.Open(aciPath)
  	if err != nil {
  		return err
  	}
  	defer aciFile.Close()
  
  	tr, err := aci.NewCompressedTarReader(aciFile)
  	if err != nil {
  		return err
  	}
  	defer tr.Close()
  
  	if err := aci.ValidateArchive(tr.Reader); err != nil {
  		return err
  	}
  
  	return nil
  }
docs: // ValidateACI checks whether the ACI in aciPath is valid.