# POS-005 — Implementer evidence

## What
POS-005 build: product search + payment methods CRUD endpoints. tsc 0, verify.sh verde.

## Files
- `src/modules/pos/api/pos.routes.ts` — new routes added: GET /pos/products/search, /pos/products/by-ean/:ean, /pos/products/by-sku/:sku, GET/POST/PATCH /pos/admin/payment-methods

## Verification
- `npm run build` → 0 TypeScript errors.
- `check-module-boundaries.mjs src` → 0 NEW violations.
- `./scripts/verify.sh` → green.

## AC traceability
| AC | Estado | Evidencia |
|----|--------|-----------|
| AC1 product search | ✅ | GET /pos/products/search with ILIKE + SKU + EAN lookup |
| AC2 EAN lookup | ✅ | GET /pos/products/by-ean/:ean |
| AC3 SKU lookup | ✅ | GET /pos/products/by-sku/:sku |
| AC4 payment methods admin | ✅ | GET/POST/PATCH /pos/admin/payment-methods |
| AC5 tsc/verify | ✅ | tsc 0, verify verde |