diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..1d7620a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "backend"]
+	path = backend
+	url = git@gitea.mrixs.me:minecraft-platform/backend.git
diff --git a/backend b/backend
new file mode 160000
index 0000000..795f220
--- /dev/null
+++ b/backend
@@ -0,0 +1 @@
+Subproject commit 795f220e909444dbfaa3f706c35633ef05c90895