Module reorder 

Reorder boundary for manager tasks, vendor-managed notices, and no-action threshold decisions. Reorder contracts for stock-threshold decisions and manager/vendor workflow creation.

Enums

Decision

Reorder decision produced when available units are at or below threshold.

Policy

Reorder policy deciding whether low stock creates a manager review, staff task, or vendor notice.

Reason

Business reason explaining why reorder action or vendor notice is needed.