This is a very basic implementation of a fake laser simulator to be worked with turtlesim, created for training & education in ITU Robotics Club ROS workshop event.
mkdir -p ~/catkin_ws/src
cd ~/catkin_ws/src
git clone <url>
cd -
rosdep install --from-paths src --ignore-packages-from-source --rosdistro noetic
catkin build
Sencer Yazici