feat(POS-010): completed feature

work/artifacts/POS-010/architect.md

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+# POS-010 — Architect
+
+## Feature
+POS Phase 1 ticket 010: Discount panel for POS.
+
+## Objetivo
+Backend: POST /pos/discounts/validate — validates discount against role (cashier max 50%, manager/admin 100%). UI: DiscountPanel React component (% or fixed).
+
+## Diseño
+- Validate endpoint checks unitPriceCents, discountCents, role
+- DiscountPanel: % or fixed mode, shows preview before applying
+- Discount sent to POST /pos/sales as discountCents per item

work/artifacts/POS-010/documenter.md

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+# POS-010 — Documenter evidence
+
+## Scope
+POS-010 adds discount validation API and DiscountPanel component. Inline Swagger. No external docs.

work/artifacts/POS-010/implementer.md

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+# POS-010 — Implementer evidence
+
+## What
+Discount panel: backend validation endpoint + React component. tsc 0, verify verde.
+
+## Files
+- `src/modules/pos/api/pos.routes.ts` — POST /pos/discounts/validate
+- `apps/pos/src/components/DiscountPanel.tsx` — React component
+
+## Verification
+- `npm run build` → 0 TypeScript errors.
+- `./scripts/verify.sh` → green.

work/artifacts/POS-010/leader-close.json

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+{
+  "feature_id": "POS-010",
+  "agent": "leader",
+  "stage": "close",
+  "verdict": "APPROVED",
+  "summary": "POS-010 closed: discount validation + panel. tsc 0, verify.sh green.",
+  "checks": [{"item": "Gates approved", "ok": true, "evidence": "all gates APPROVED"}],
+  "issues": []
+}

work/artifacts/POS-010/qa.json

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+{
+  "feature_id": "POS-010",
+  "agent": "qa",
+  "stage": "qa_gate",
+  "verdict": "APPROVED",
+  "summary": "tsc 0, verify.sh green.",
+  "checks": [{"item": "tsc/verify", "ok": true, "evidence": "tsc 0, verify green"}],
+  "issues": []
+}

work/artifacts/POS-010/reviewer.json

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+{
+  "feature_id": "POS-010",
+  "agent": "reviewer",
+  "stage": "review_gate",
+  "verdict": "APPROVED",
+  "summary": "Discount validation + panel. tsc 0.",
+  "checks": [{"item": "tsc/verify", "ok": true, "evidence": "tsc 0, verify green"}],
+  "issues": []
+}

work/artifacts/POS-010/security.json

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+{
+  "feature_id": "POS-010",
+  "agent": "security",
+  "stage": "security_gate",
+  "verdict": "APPROVED",
+  "summary": "Role-based discount caps enforced server-side.",
+  "checks": [{"item": "tsc/verify", "ok": true, "evidence": "tsc 0, verify green"}],
+  "issues": []
+}