docs: add CHANGELOG.md for v0.7.2 release

- Document complete version history from v0.1.0 to v0.7.2
- Highlight major milestones and performance improvements
- Include breaking changes and migration notes
- Add links to GitHub releases for each version

Author: djdarcy

CHANGELOG.md

@@ -0,0 +1,142 @@
+# Changelog
+
+All notable changes to the Folder DateTime Fix project are documented here.
+
+## [0.7.2] - 2025-09-23
+
+### Added
+- Complete GPL-3.0 LICENSE file
+- Comprehensive troubleshooting documentation (docs/Troubleshooting.md)
+- Regression tests for DazzleTreeLib Issues #15, #16, #17
+- Performance benchmarking framework for validation
+- Multi-OS CI/CD testing (Ubuntu, Windows, macOS)
+- Dynamic GitHub release version badges
+- Python 3.12 support in CI/CD matrix
+
+### Changed
+- **Major Documentation Overhaul**: Transformed README from technical reference to user-focused guide
+- Moved verbose debugging information to dedicated troubleshooting guide
+- Fixed ASCII tree diagrams for proper depth visualization
+- Adapted to DazzleTreeLib's integer-based cache depth tracking (Issue #17)
+- Improved error handling for async iteration with ErrorHandlingAdapter
+
+### Fixed
+- Critical exclusion filter bug in DazzleTreeLib integration
+- Permission-denied path handling with robust error recovery
+- Test failures related to node tracking in cache completeness
+
+### Removed
+- Python 3.7 support (end of life)
+
+## [0.7.1] - 2025-09-03
+
+### Added
+- **DazzleTreeLib Integration**: Complete migration to external tree traversal library
+  - 82% code reduction through library use
+  - PolicyDrivenErrorAdapter for robust error handling
+  - Unlimited cache depth support (previously capped at 3)
+- Advanced error handling for permission-denied paths
+- Node-based cache completeness tracking
+
+### Changed
+- Replaced internal tree traversal with DazzleTreeLib >= 0.9.2
+- Migrated from enum-based to integer-based cache depth tracking
+- Improved adapter stack implementation for tree operations
+
+### Fixed
+- Cache completeness calculation for deep directory structures
+- Exclusion filter propagation through adapter layers
+
+## [0.5.5] - 2025-08-30
+
+### Added
+- **Modular Help System**: Revolutionary context-aware help architecture
+  - 8 specialized topic sections
+  - "Define once, use many" principle
+  - Shared content across commands
+- Advanced exclude/include pattern system with glob support
+- Tree visualization tools for folder structure
+- FolderOnlyStrategy and TreeStrategy implementations
+
+### Fixed
+- Pre-commit hook for proper version updates
+- Help text formatting and user experience improvements
+
+## [0.5.4] - 2025-08-29
+
+### Added
+- **Smart Caching System**: 57%+ performance improvement
+  - Cache completeness tracking
+  - Early termination optimization
+  - Low-memory mode for massive file sets
+- Analysis strategies (auto, tree, low-memory)
+- Max depth detection for performance optimization
+
+### Changed
+- Default behavior now automatically skips system files
+- Improved strategy selection heuristics
+
+## [0.5.3] - 2025-08-29
+
+### Added
+- Multi-level verbosity system with function tracing
+- Dynamic version tracking with git hooks
+- Backward compatibility for legacy commands
+
+### Fixed
+- Strategy help text and formatting
+- User experience improvements
+
+## [0.5.0] - 2025-08-28
+
+### Added
+- **Core Functionality**: Initial public release
+  - Fixes folder timestamps corrupted by Windows system files
+  - Depth-based processing with configurable levels
+  - UNC path support for network shares
+  - Dry-run mode for safe previews
+- Comprehensive unit test suite
+- Multiple processing strategies (shallow, deep, smart)
+- System file exclusion (thumbs.db, desktop.ini, .DS_Store)
+
+### Infrastructure
+- RepoKit project structure
+- GitHub Actions CI/CD pipeline
+- PyPI-ready packaging configuration
+- VS Code development environment
+
+## [0.1.0] - 2025-08-28
+
+### Initial Development
+- Basic folder datetime correction functionality
+- Command-line interface
+- Initial documentation
+
+---
+
+## Version History Summary
+
+### Major Milestones
+- **0.5.x**: Foundation and core features
+- **0.7.x**: Architectural revolution with DazzleTreeLib
+- **Current**: Production-ready with full CI/CD and documentation
+
+### Performance Evolution
+- v0.5.0: Baseline implementation
+- v0.5.4: 57%+ performance improvement with caching
+- v0.7.x: 82% code reduction through library integration
+
+### Key Statistics
+- 188+ comprehensive tests
+- 3 operating systems tested
+- 5 Python versions supported (3.8-3.12)
+- 57%+ performance improvement achieved
+- 82% code reduction through DazzleTreeLib
+
+[0.7.2]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.7.2
+[0.7.1]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.7.1
+[0.5.5]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.5.5
+[0.5.4]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.5.4
+[0.5.3]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.5.3
+[0.5.0]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.5.0
+[0.1.0]: https://github.com/djdarcy/folder-datetime-fix/releases/tag/v0.1.0

folder_datetime_fix/version.py

@@ -27,7 +27,7 @@
 # DO NOT EDIT THIS LINE MANUALLY
 # Note: Hash reflects the commit this version builds upon (HEAD at commit time)
 # The hash will be one commit behind after the commit is created (git limitation)
-__version__ = "0.7.2_dev_52-20250923-ea5a5f3a"
+__version__ = "0.7.2_dev_53-20250924-662d69fe"
 
 
 def get_version():