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You’ve joined Tiffin, a food-delivery marketplace. The hard part is not the order — it is that the menu will not hold still. Breakfast stops at eleven. The kitchen runs out of paneer at half past one. The owner reprices the thali on Wednesday afternoon. All three are “not available at that price right now”, they move on three different clocks, and a receipt printed at 12:40 has to survive every one of them.
out of scopeDelivery partners and routing · payments and refunds · ratings · offers and coupons · search ranking
pnpm dev:api and reload.The canvas below still works, so you can model now and run the review once the service is up.Practice studio
Start with the data model, then layer system context
Use entities and relationships for the real ERD. Add notes, containers, or curated cloud shapes only when they sharpen the story you are architecting.
This scenario runs a full workspace — editor, canvas and results side by side. It needs a laptop or desktop to be usable. Open this page on a bigger screen to start building.