a1b3985469
- Added a toggle for fixed sale price vs stock value in the item creation form. - Introduced validation to ensure all variants have a price greater than 0 when fixed price mode is selected. - Updated the item model to include a nullable salePrice field, which is used for sales only and does not affect GRN/FIFO/ledger. - Enhanced the GRN page to allow off-PO items and included a refresh button to update the item list without reloading the page. - Updated documentation to reflect changes in item pricing and GRN handling.