feat(F-192): completed feature

work/artifacts/F-192/implementer.md

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+# F-192 — Implementer Evidence
+
+## Feature
+Simplify storefront net price VAT label.
+
+## Change
+
+### `project/frontend/src/app/products/[slug]/page.tsx` (line 152)
+
+Changed the net price label from:
+```
+{formatPrice(netCents)} sin IVA · IVA {vatPercent}%
+```
+To:
+```
+{formatPrice(netCents)} sin IVA ({vatPercent}%)
+```
+
+Removes the separator " · " and the duplicate "IVA" word as specified.
+
+Only one occurrence found in the entire codebase (frontend + storefront).
+
+## Verification
+
+| Check | Result |
+|-------|--------|
+| `npx tsc --noEmit` (frontend) | 0 errors |
+| `npm test` (backend) | 269 passed, 96 skipped |
+| `./scripts/verify.sh` | OK |

work/artifacts/F-192/leader-close.json

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+{
+  "agent": "leader",
+  "feature_id": "F-192",
+  "verdict": "APPROVED",
+  "summary": "F-192 closed: simplified net price VAT label. All gates APPROVED. verify.sh green.",
+  "gates": { "reviewer": true, "security": true, "qa": true, "close": true },
+  "closed_at": "2026-08-23T05:53:10Z"
+}

work/artifacts/F-192/qa.json

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+{
+  "agent": "qa",
+  "feature_id": "F-192",
+  "verdict": "APPROVED",
+  "summary": "Frontend label simplified. No regressions.",
+  "checks": [
+    { "id": "QA-1", "description": "AC1: Label shows 'X sin IVA (Y%)' format", "result": "PASS" },
+    { "id": "QA-2", "description": "AC2: No duplicate 'IVA' word", "result": "PASS" },
+    { "id": "QA-3", "description": "verify.sh green, frontend tsc green", "result": "PASS" }
+  ],
+  "reviewed_at": "2026-08-23T05:53:05Z"
+}

work/artifacts/F-192/reviewer.json

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+{
+  "agent": "reviewer",
+  "feature_id": "F-192",
+  "verdict": "APPROVED",
+  "summary": "Single-line frontend change. Only occurrence fixed. No impact on backend or other UI surfaces.",
+  "checks": [
+    { "id": "RC-1", "description": "Price label simplified to 'X,XX € sin IVA (Y%)'", "result": "PASS" },
+    { "id": "RC-2", "description": "Only one occurrence in codebase", "result": "PASS" },
+    { "id": "RC-3", "description": "tsc --noEmit (frontend) 0 errors", "result": "PASS" },
+    { "id": "RC-4", "description": "npm test (backend) 269 passed", "result": "PASS" },
+    { "id": "RC-5", "description": "verify.sh green", "result": "PASS" }
+  ],
+  "reviewed_at": "2026-08-23T05:52:55Z"
+}

work/artifacts/F-192/security.json

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+{
+  "agent": "security",
+  "feature_id": "F-192",
+  "verdict": "APPROVED",
+  "summary": "Pure UI string change. No security implications.",
+  "checks": [
+    { "id": "SC-1", "description": "No new dependencies", "result": "PASS" },
+    { "id": "SC-2", "description": "No auth or endpoint changes", "result": "PASS" },
+    { "id": "SC-3", "description": "tsc --noEmit (frontend) 0 errors", "result": "PASS" }
+  ],
+  "reviewed_at": "2026-08-23T05:53:00Z"
+}