Capone Food Case Study # 02: Bulk Ordering & Cart System

Details the cart and checkout infrastructure designed specifically for high-volume orders with 50+ line items and large unit quantities. Covers real-time tiered pricing computation on every cart mutation, wishlist-to-cart bulk conversion, early stock validation before checkout, CSV order import for repeat buyers, atomic inventory reservation to prevent overselling under concurrent load, and a multi-stage checkout flow for large-value transactions.