sudo apt install -y ros-melodic-desktop-full python-rosdep python-rosinstall ros-melodic-apriltag-ros ros-melodic-lms1xx ros-melodic-jackal-navigation ros-melodic-robot-localization
catkin_make
source devel/setup.bash
Start with roslaunch start.launch and python src/preprocessing/preprocessing.py (python2 version).
After Launch part, you can control your robot by rosrun teleop_twist_keyboard teleop_twist_keyboard.py (ensure that you install the corresponding dependency first!).