- Unit test suite: complete (137 tests across 20 files) - Date segment type: complete (#79) - Part number validation: complete (#80) - Link remaining tasks to issue numbers (#81-#91) - Update Appendix B checklists and Partially Implemented table
- Unit test suite: complete (137 tests across 20 files) - Date segment type: complete (#79) - Part number validation: complete (#80) - Link remaining tasks to issue numbers (#81-#91) - Update Appendix B checklists and Partially Implemented table