- Added `inventory_unit` to the item selection query in the outbound controller to improve data retrieval.
- Updated the multi-table Excel service to exclude overlapping headers between parent and child levels, ensuring accurate data insertion.
- Introduced new category combobox components for better user interaction in the supplied item page.
- Enhanced the inbound-outbound page to correctly map user IDs, including super admin handling for user information retrieval.
(TASK: ERP-XXX)