- Add *.xlsx to gitignore to exclude Excel files from version control
- Remove Chinese documentation files that are no longer needed
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
- Created clsBOMManager for managing BOM data
- Added clsCategory and clsMaterialItem for category and material representation
- Implemented methods for loading and organizing BOM data from Excel
- Introduced .gitignore to exclude unnecessary files
- Added metadata JSON for module tracking