diff --git "a/claudetool/onstart/testdata/\346\265\213\350\257\225\346\226\207\344\273\266.go" "b/claudetool/onstart/testdata/\346\265\213\350\257\225\346\226\207\344\273\266.go"
new file mode 100644
index 0000000..30a3d59
--- /dev/null
+++ "b/claudetool/onstart/testdata/\346\265\213\350\257\225\346\226\207\344\273\266.go"
@@ -0,0 +1,6 @@
+// Package test with Chinese characters in filename
+package test
+
+func TestFunction() {
+	// This is a test file with Chinese characters in the filename
+}