progress

type Reporter interface {
	// Start initializes progress tracking with total bytes and file count
	Start(totalBytes int64, fileCount int)

	// FileStart marks the beginning of a file download/upload
	FileStart(name string, size int64)

	// FileProgress updates progress for the current file
	FileProgress(name string, written int64, size int64)

	// FileDone marks completion of the current file
	FileDone(name string)

	// Message logs an informational message
	Message(msg string)

	// Close cleans up resources
	Close()
}