diff --git a/.a2a-builder-state.json b/.a2a-builder-state.json
index f728938..2358e90 100644
--- a/.a2a-builder-state.json
+++ b/.a2a-builder-state.json
@@ -1,6 +1,11 @@
 {
   "agent": "revenue-recovery-agent",
   "file_count": 6,
+  "last_sandbox": {
+    "exit_code": 0,
+    "source_hash": "42e1fa92740b84cd235f75a028bffc6e5c27cf1f2c55ac06960b4f02e5e50e8b",
+    "updated_at": 1783942918
+  },
   "repo_head_sha": "d6d4a89f906a25d4641994e54d2e524901a8223b",
   "source": "repo-sync",
   "updated_at": 1783942846