diff --git a/test-copilot-attribution.txt b/test-copilot-attribution.txt
new file mode 100644
index 0000000..218e91f
--- /dev/null
+++ b/test-copilot-attribution.txt
@@ -0,0 +1,3 @@
+Test file to verify GitHub App token attribution for Copilot auto-review.
+
+This file will be deleted after testing.