Bump actions/checkout from 3 to 4 #145

	name: Build and Test package

	# CI runs over all branches
	on:
	push:
	branches:
	- 'main'

	defaults:
	run:
	shell: bash

	jobs:
	build_and_test:
	name: "ROS 2 ${{ matrix.ros2_distro }}"
	runs-on: ubuntu-20.04
	container: px4io/px4-dev-ros2-${{ matrix.ros2_distro }}:2021-05-31
	strategy:
	matrix:
	ros2_distro: [foxy, galactic, humble, rolling]
	steps:
	- uses: actions/checkout@v4
	- name: Configure workspace
	run: \|
	unset ROS_DISTRO
	mkdir -p ~/colcon_ws/src
	cd ~/colcon_ws
	ln -s ${GITHUB_WORKSPACE} src/px4_ros_com
	git clone https://github.com/PX4/px4_msgs.git -b main src/px4_msgs
	- name: Build package
	run: \|
	cd ~/colcon_ws/src/px4_ros_com/scripts
	./build_ros2_workspace.bash --verbose -ros_distro ${{ matrix.ros2_distro }} --ros_path /opt/ros/${{ matrix.ros2_distro }}/setup.bash
	# - name: Build PX4 Firmware
	# run: \|
	# git clone https://github.com/PX4/Firmware.git ~/PX4/Firmware
	# cd ~/PX4/Firmware
	# DONT_RUN=1 make px4_sitl_rtps gazebo
	# - name: SITL integration test - data output
	# run: \|
	# source ~/colcon_ws/install/setup.bash
	# cd ~/colcon_ws/src/px4_ros_com/test
	# python3 pipeline_io_test.py -f ~/PX4/Firmware/ -p debug_vect -t fcu_output
	# - name: SITL integration test - data input
	# run: \|
	# source ~/colcon_ws/install/setup.bash
	# cd ~/colcon_ws/src/px4_ros_com/test
	# python3 pipeline_io_test.py -f ~/PX4/Firmware/ -s sensor_combined -t fcu_input

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