diff --git a/crates/hiroz-tests/tests/demo_nodes.rs b/crates/hiroz-tests/tests/demo_nodes.rs
index 520f5f9ed..4cc812b35 100644
--- a/crates/hiroz-tests/tests/demo_nodes.rs
+++ b/crates/hiroz-tests/tests/demo_nodes.rs
@@ -1,4 +1,5 @@
 #![cfg(feature = "ros-interop")]
+// CI baseline probe: does the lyrical interop job pass on unmodified main today?
 
 mod common;