# Index: Order & Freight

Domain design: `docs/domains/orders.md`. Specs: `openspec/specs/order/`,
`shipment/`, `shipping/`.

## Backend (`apps/api`)

| File | Holds |
|---|---|
| `src/modules/order/service.rs` | checkout transaction, pay/cancel, shipping quote |
| `src/modules/order/repo.rs` | `ORDER_COLS`/`ORDER_ITEM_COLS`, insert_order/insert_item, locks, status transitions |
| `src/modules/order/handlers.rs` | `/orders*` customer routes, `/shop/orders*`, `/admin/orders` |
| `src/modules/order/dto.rs` | OrderView, AddressBody, ShippingQuoteView |
| `src/modules/fulfillment/` | shipments: create (company-validated), ship, confirm-delivered |
| `src/modules/freight/service.rs` | template CRUD, region rules, `shop_fee()` calculation, company dictionary |
| `src/modules/freight/handlers.rs` | `/shop/freight-templates*`, `/shipping/companies` |
| `migrations/0004_orders.sql` | orders/order_items/shipments base schema |
| `migrations/0017_freight_templates.sql` | freight tables, `orders.shipping_fee_minor`, item snapshots, `skus.weight_grams` |
| `tests/orders.rs`, `tests/freight.rs` | integration coverage |

## Shared contract (`packages/shared/src`)

`types.ts`: `Order`, `OrderItem`, `Shipment`, `FreightTemplate*`,
`ShippingCompany`, `ShippingQuote`. `api.ts`: `checkout`, `quoteShipping`,
`listShippingCompanies`, shop freight CRUD, `createShipment`.

## Frontends

- Mall: `pages/checkout/{index,pay,success}.vue`, `pages/user/orders/`,
  `pages/user/addresses.vue`
- Shop-admin: `pages/orders/`, `pages/shipments.vue`,
  `pages/freight-templates.vue`, `components/ProductForm.vue`
  (freight template + SKU weight)
- Admin: `pages/orders.vue` (read-only)