Included with Order Fulfillment Pipeline

The complete Order Fulfillment Pipeline package includes:

• Data Models — Order, LineItem, Shipment, Address, ReturnRequest, TrackingEvent
• State Machine — Order lifecycle with validated transitions and audit trail
• Pipeline — Main orchestrator: submit -> confirm -> pick -> pack -> ship
• Shipping — Rate calculation, zone estimation, DIM weight, carrier comparison
• Tracking — Event timeline, customer notifications, delivery performance
• Returns — Return lifecycle, eligibility checks, refund calculation, restocking fees