diff --git a/README.md b/README.md
index 31c9d84..0441ec2 100644
--- a/README.md
+++ b/README.md
@@ -27,4 +27,7 @@ apt-mark hold libraspberrypi-bin libraspberrypi-dev libraspberrypi-doc libraspbe
 apt-mark hold raspberrypi-bootloader raspberrypi-kernel raspberrypi-kernel-headers
 
 apt update && apt upgrade
+
+
+apt install ros-dev-tools
 ```
diff --git a/src/lite6_controller/lite6_controller.repos b/src/lite6_controller/lite6_controller.repos
new file mode 100644
index 0000000..21cb160
--- /dev/null
+++ b/src/lite6_controller/lite6_controller.repos
@@ -0,0 +1,9 @@
+repositories:
+  ros2_controllers:
+    type: git
+    url: https://github.com/AndrejOrsula/ros2_controllers.git
+    version: jtc_effort
+  xarm_ros2:
+    type: git
+    url: https://github.com/xArm-Developer/xarm_ros2
+    version: galactic
diff --git a/src/lite6_controller/rebuild.sh b/src/lite6_controller/rebuild.sh
new file mode 100644
index 0000000..167eb5f
--- /dev/null
+++ b/src/lite6_controller/rebuild.sh
@@ -0,0 +1,8 @@
+rm -r build/ install/ log/
+rosdep install --from-paths . --ignore-src -r -y
+colcon build
+vcs import --recursive --shallow . < lite6_controller.repos
+rosdep update
+apt-get update
+rosdep install -y -r -i
+#ros2 launch draw_svg draw_svg.launch.py