copy

type Options struct {
	RemoveSignatures bool   // Remove any pre-existing signatures. SignBy will still add a new signature.
	SignBy           string // If non-empty, asks for a signature to be added during the copy, and specifies a key ID, as accepted by signature.NewGPGSigningMechanism().SignDockerManifest(),
	ReportWriter     io.Writer
	SourceCtx        *types.SystemContext
	DestinationCtx   *types.SystemContext
	ProgressInterval time.Duration                 // time to wait between reports to signal the progress channel
	Progress         chan types.ProgressProperties // Reported to when ProgressInterval has arrived for a single artifact+offset.
	// manifest MIME type of image set by user. "" is default and means use the autodetection to the the manifest MIME type
	ForceManifestMIMEType string
}