# POS-004 — Architect

## Feature
POS API Phase 1: config, stores, terminals, sessions routes.

## Design
Routes: GET/POST /pos/admin/stores, GET/POST /pos/admin/terminals, GET/pos/terminals/me, POST /pos/terminals/bind, GET /pos/config, GET /pos/sessions/me, POST /pos/sessions, POST /pos/sessions/:id/close.
Auth: requireRole('admin') for admin routes; requireAnyRole(['admin','pos_manager','pos_cashier']) for terminal routes.
Rate limits applied via existing framework.
