diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..ae06a75
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "packages/gsh"]
+	path = packages/gsh
+	url = git@github.com:gptlabs/gsh.git
diff --git a/packages/gsh b/packages/gsh
new file mode 160000
index 0000000..74405a6
--- /dev/null
+++ b/packages/gsh
@@ -0,0 +1 @@
+Subproject commit 74405a618ebd0b59f305eb0e60e659ac0280cf12