steps

pre-requisites:
	- download ros2 humble
	- install gazebo 11, rviz 2
	- install all necessary plugins: sudo apt-get install ros-humble-gazebo-plugins ros-humble-gazebo-ros

1. Fork the repo

2. Open the folder and:
	rosdep install -r -y --from-paths src --ignore-src --rosdistro humble
	colcon build --packages-select-regex sjtu*
	
3. Everytime you open a terminal source the installations:
	source install/setup.bash

4. To spawn drone, rviz, gazebo and xterm window for teleop:
	ros2 launch sjtu_drone_bringup sjtu_drone_bringup.launch.py
	
5. Take off:
	ros2 topic pub /drone/takeoff std_msgs/msg/Empty {}
	
6. Navigate using teleop windows : {'u','i','o','h','j','k','m',',','.','t','b'}

7.Land:
	ros2 topic pub /drone/land std_msgs/msg/Empty {}