feat(F-147): completed feature

work/artifacts/F-147/security.json

@@ -0,0 +1,14 @@
+{
+  "feature_id": "F-147",
+  "agent": "security",
+  "stage": "security_gate",
+  "verdict": "APPROVED",
+  "summary": "Frontend-only admin feature (no new backend routes). All API calls go through /api/* proxy (Next.js). Navigation permission 'reporting.read' added to permissions matrix. No new secrets, no user input sent directly to backend (all through proxy). URL params are read-only (display purposes only).",
+  "checks": [
+    {"item": "No new auth paths", "ok": true, "evidence": "Admin app already requires authentication; no new login/auth paths"},
+    {"item": "URL params safe", "ok": true, "evidence": "SearchParams used only for display/filter state; not used to construct SQL or file paths"},
+    {"item": "API calls via proxy", "ok": true, "evidence": "All reportingClient calls use /api/* paths (Next.js proxy); backend auth required"},
+    {"item": "No new secrets", "ok": true, "evidence": "No new env vars or credentials introduced"}
+  ],
+  "issues": []
+}