ok  trayPlan splits leftover skeins onto a final short tray
ok  SPT default lives in settings and the admin product whitelist
ok  Products SPT and WS columns, tips, and bulk SPT popup are wired
ok  work orders keep ordered qty and spawn Tray sub-tasks when qty exceeds SPT
ok  staff can override tray SPT totals and set Filled from stock
ok  approval treats Filled from stock as done and does not credit unfinished excess
ok  completed trays that over-produce credit Warehouse Stock by the excess
ok  schedule submenu, date range, drag/resize, and A3 print are present
ok  new products inherit Settings SPT and start WS at 0
ALL CHECKS PASSED