diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..4480aac
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "internal/transport/videochannel/gr"]
+	path = internal/transport/videochannel/gr
+	url = https://github.com/zarazaex69/gr.git
diff --git a/internal/transport/videochannel/gr b/internal/transport/videochannel/gr
new file mode 160000
index 0000000..ce29bd5
--- /dev/null
+++ b/internal/transport/videochannel/gr
@@ -0,0 +1 @@
+Subproject commit ce29bd5239a625c1828393fa224c595e822b3cc6