- Updated `UpdateStageQuantitiesRequest` to include `reasonCodeId` for lowering planned quantities below consumed amounts.
- Modified `ProductionRunService` to allow adjustments to planned quantities for running stock inputs, enforcing reason code requirements for decreases.
- Enhanced `StageDrawer` and `StageEditorPanel` components to support reason code selection and display available stock.
- Added utility functions for stock management and improved user feedback for stock adjustments.
Sasanka