diff --git a/test/Cyberdog_demo b/test/Cyberdog_demo
new file mode 160000
index 0000000..b58deea
--- /dev/null
+++ b/test/Cyberdog_demo
@@ -0,0 +1 @@
+Subproject commit b58deea063207408e002eba06fc76207ccaeef3b