diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..b371a2a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "tools"]
+	path = tools
+	url = https://github.com/devchat-ai/devchat-vscode-tools.git
diff --git a/tools b/tools
new file mode 160000
index 0000000..cf9e2a3
--- /dev/null
+++ b/tools
@@ -0,0 +1 @@
+Subproject commit cf9e2a3c9736baedafc934442f1681a612c65a78