{"id":"lot-pick","title":"Choose which inventory lots to pick (FIFO, FEFO, LIFO, fewest lots)","description":"Allocates a demand quantity across up to 200 inventory lots under a stated policy (FIFO by received date, FEFO by expiry, LIFO, or fewest lots), excluding held, expired, short-shelf-life and wrong-location lots, in whole case multiples if asked. For warehouse and order agents. Returns the pick plan, the shortfall and a reason for every excluded lot. A caller asOf date is required (the check never reads the clock). pass: demand fully covered; fail: the eligible stock cannot cover it (shortfall in the witness); unknown: a date the policy or shelf-life rule needs is missing or the dates are unusable. 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