Module progress 

Progress tracking utilities for archive creation.

This module provides reusable progress tracking components that work with the ProgressCallback trait. These utilities consolidate progress reporting logic to avoid duplication across TAR and ZIP creation.

Components

• ProgressTracker: Manages progress callbacks with automatic entry counting
• ProgressReader: Wrapper reader that reports bytes read to progress callback

Structs

ProgressReader

Wrapper reader that tracks bytes read and reports progress.

ProgressTracker

Manages progress callbacks with automatic entry counting.