feat(F-114): completed feature

work/artifacts/F-114/reviewer.json

@@ -0,0 +1,18 @@
+{
+  "feature_id": "F-114",
+  "agent": "reviewer",
+  "stage": "review_gate",
+  "verdict": "APPROVED",
+  "reviewed_at": "2026-08-21",
+  "summary": "Helpers are pure and well-tested, the seed script is idempotent, and the catalog grew from 12→51 categories and 5→37 brands with sensible parent mapping.",
+  "checks": [
+    { "item": "Helper module exported as a pure TS layer with no DB access, single responsibility, easy to reason about", "ok": true },
+    { "item": "buildImportPlan accepts existing names + slugs; idempotent on re-run; resolves slug collisions via uniqueSlug", "ok": true },
+    { "item": "normalizeName + decodeHtmlEntities handle &,   and numeric entities; tests cover them", "ok": true },
+    { "item": "slugify strips diacritics and replaces non-alphanumerics with hyphens; matches the gateway regex ^[a-z0-9]+(?:-[a-z0-9]+)*$", "ok": true },
+    { "item": "Mapping covers every entry in the legacy list (75 rows classified; 5 excluded); seeds without DB errors", "ok": true },
+    { "item": "Brand entries go to brands_brands and category entries to categories_categories; PRODVEEDORES is represented as both root category and brand (slug uniqued)", "ok": true },
+    { "item": "Seed uses parameterized INSERT with ON CONFLICT (slug) DO NOTHING; no race vs concurrent writes", "ok": true }
+  ],
+  "issues": []
+}