vmall/openspec/changes/archive/2026-09-17-catalog-i18n-currency/tasks.md

Tasks: catalog-i18n-currency

1. Schema

• Migration: currencies, categories, products, skus; product status enum
• Seed currencies (USD base, CNY, EUR, JPY) + demo categories (bilingual)

2. Currency APIs

• GET /api/currencies (public, enabled only)
• GET /api/currencies/convert?amount_minor&from&to

3. Public catalog APIs

• GET /api/products (paged; filters: category_id, q, shop_id; only published)
• GET /api/products/{id_or_slug} (published only, with SKUs)
• GET /api/categories

4. Shop-admin catalog APIs

• GET/POST /api/shop/products, PUT /api/shop/products/{id}
• POST /api/shop/products/{id}/publish | /unpublish
• POST /api/shop/products/{id}/skus (upsert by sku_code)

5. Tests

• cargo test: publish lifecycle visibility, i18n fields round-trip, currency conversion math, shop isolation