feat(F-080): completed feature

work/artifacts/F-080/qa.json

@@ -0,0 +1,21 @@
+{
+  "feature_id": "F-080",
+  "verdict": "APPROVED",
+  "trace": [
+    { "acceptance": "PVP input lets the operator type any digit and decimal separator (\",\" or \".\")", "result": "PASS", "evidence": "type=text inputMode=decimal; value bound to gross state; eurToCents handles both separators." },
+    { "acceptance": "Operator can delete individual digits and the decimal separator inside the value", "result": "PASS", "evidence": "Value is the user's raw string; no render-time derivation overwrites it." },
+    { "acceptance": "PVP value is parsed and stored as a real number with 2-decimal rounding", "result": "PASS", "evidence": "eurToCents() -> Math.round(*100) -> backend stores cents." },
+    { "acceptance": "On blur/save, PVP stays consistent with neto + IVA rate", "result": "PASS", "evidence": "savePrice derives net = round(gross / (1 + rate/100))." },
+    { "acceptance": "Behavior matches the Neto (sin IVA) input UX", "result": "PASS", "evidence": "Both use the same component, same parsing, same controlled-state pattern." },
+    { "acceptance": "verify.sh is green", "result": "PASS", "evidence": "tsc --noEmit exit 0, eslint exit 0." }
+  ],
+  "regression_checks": [
+    "IVA select still updates tax rate",
+    "Save still posts to pricingApi.setVariantPrice",
+    "Margin percentage still renders",
+    "Coste / Oferta inputs still work"
+  ],
+  "verdict_reason": "All acceptance criteria trace to PASS.",
+  "reviewer": "qa",
+  "reviewed_at": "2026-08-20T04:02:00Z"
+}