feat(platform): close AI expense value loop

Add tenant-safe value, telemetry, connector, commercial, and production-readiness foundations.

server/tests/test_risk_rule_feedback.py

@@ -115,7 +115,7 @@ def test_risk_rule_feedback_endpoint_allows_ordinary_user_and_manager_list(tmp_p
     )
 
     assert response.status_code == 201
-    assert response.json()["created_by"] == "employee"
+    assert response.json()["created_by"] == "username:employee"
     assert response.json()["status"] == "open"
 
     list_response = client.get(