설치 방법
$ sh ./install_ros2_jetson_nano.sh
$ sh ./plus.sh
$ sudo apt update
$ sudo apt install -y gparted
$ sudo gparted
$ source /opt/ros/foxy/setup.bash
$ colcon build
$ source ./install/local_setup.bash
termainal 1
$ ros2 run image_tools cam2image
terminal 2
$ ros2 run live_detection live_detector
# (option)
$ ros2 run live_detection live_detector -P {ckpt_path}
or
$ ros2 run live_detection live_detector --ckpt-path {ckpt_path}