feat(F-113): completed feature

work/artifacts/F-113/leader-close.json

@@ -0,0 +1,15 @@
+{
+  "feature_id": "F-113",
+  "agent": "leader",
+  "verdict": "APPROVED",
+  "summary": "F-113 closes the email loop on PROCESSING/SHIPPED by wiring the admin transitions to the admin route, adding an editable courier list in store settings, persisting courier on orders and including it along with the tracking number in the SHIPPED email.",
+  "evidence": [
+    "reviewer.json APPROVED",
+    "security.json APPROVED",
+    "qa.json APPROVED",
+    "npm test 145 passed / 0 failed (10 new)",
+    "backend build OK, admin build OK",
+    "migration 039 applied (db:status)"
+  ],
+  "timestamp": "2026-08-21T12:25:00Z"
+}