- consolidate multiple regex patterns into single comprehensive pattern for version extraction
- add type hints for version variables to improve code clarity
- implement safe_rename_directory function with comprehensive error handling and validation
- create write_version_file function with proper directory creation and error handling
- replace direct file operations with safer function calls
- add permission and system error handling for directory operations
- implement existence checks before directory operations
- add operation success validation after renaming
- improve error messages with clear success/failure indicators
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