feat(F-153): completed feature

work/artifacts/F-153/leader-close.json

@@ -0,0 +1,13 @@
+{
+  "feature_id": "F-153",
+  "agent": "leader",
+  "stage": "close",
+  "verdict": "APPROVED",
+  "summary": "F-153 completed: customer email associated to the order read model (LEFT JOIN identity_users) and exposed in serializeOrder (detail + list) and in the admin force-transition notification (order.email; inline lookup removed). Reviewer/Security/QA approved. verify.sh green; committed feat(F-153).",
+  "checks": [
+    {"item": "Gates approved", "ok": true, "evidence": "reviewer.json, security.json, qa.json -> APPROVED"},
+    {"item": "verify.sh", "ok": true, "evidence": "exit 0 (backlog 270 features valid, runtime-status valid)"},
+    {"item": "Artifacts present", "ok": true, "evidence": "architect.md, implementer.md, reviewer.json, security.json, qa.json, leader-close.json"}
+  ],
+  "issues": []
+}