feat(F-105): completed feature

work/artifacts/F-105/leader-close.json

@@ -0,0 +1,8 @@
+{
+  "feature_id": "F-105",
+  "agent": "leader",
+  "verdict": "APPROVED",
+  "summary": "F-105 delivers full customer self-service: data, addresses and preferences from the storefront account page.",
+  "evidence": ["reviewer.json APPROVED", "security.json APPROVED", "qa.json APPROVED"],
+  "timestamp": "2026-08-21T06:21:30Z"
+}