Add support for excluding "部件" category based on component priority flag:
- BomExtractor: Add exclude categories functionality
- Add pExcludeCategories collection member
- Add SetExcludeCategories() and ClearExcludeCategories() methods
- Modify DetermineRequiredCategories() to skip excluded categories
- BIPUploadModule: Read and use component priority field
- Read component priority from column E of [产品订单] worksheet
- Pass component priority to ProcessSingleOrder()
- When priority is "否"/"0"/"FALSE", exclude "部件" category
- Only extract sub-category materials when component priority is disabled
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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