feat(F-071): completed feature

work/artifacts/F-071/qa.json

@@ -0,0 +1,20 @@
+{
+  "feature_id": "F-071",
+  "agent": "qa",
+  "verdict": "APPROVED",
+  "summary": "F-071 fully implemented and verified end-to-end. Migration applied to DB. API PATCH/GET verified returning emoji and color. Typecheck and lint green on all 4 projects. Backward compatible: nullable columns, nullable type fields, UI fallbacks to existing hardcoded maps.",
+  "evidence": [
+    "AC1 'Admin can edit emoji and color per category in the category form' — Emoji input + color input added to admin form; payload includes emoji/color; PATCH verified: PATCH /categories/:id with {emoji:'🥜', color:'bg-[#70ad47]/10 text-[#70ad47]'} → HTTP 200, response includes both fields",
+    "AC2 'Frontend category cards use stored emoji and color instead of hardcoded maps' — CategoriesGrid.tsx: cat.emoji ?? icons[slug] ?? 📦; cat.color ?? colors[i%len]; categories/page.tsx: same pattern",
+    "AC3 'New parent categories show identifying emoji instead of generic folder' — Admin CategoryRow: cat.emoji ?? 📁 (replaces hardcoded 📁); CategoriesGrid: cat.emoji ?? slugMap ?? 📦 (replaces hardcoded 📦)",
+    "AC4 'verify.sh is green' — exit 0, 139 features valid",
+    "Backward compatibility: columns are nullable NULL DEFAULT; existing categories return null for emoji/color; UI falls back to existing hardcoded maps",
+    "Backend typecheck: npx tsc --noEmit (project) — exit 0",
+    "Frontend typecheck: npx tsc --noEmit (project/frontend) — exit 0",
+    "Admin typecheck: npx tsc --noEmit (project/apps/admin) — exit 0",
+    "Storefront typecheck: npx tsc --noEmit (project/storefront) — exit 0",
+    "ESLint on all changed files — exit 0 (only pre-existing warnings)",
+    "Migration 030 applied to DB successfully"
+  ],
+  "timestamp": "2026-08-19T16:57:00Z"
+}