Fix infinite loop in QueueMessageHandler (backport #983) #1169

	name: CI

	on: [push, pull_request]

	jobs:
	lint:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v4

	- uses: actions/[email protected]
	with:
	python-version: '3.8'

	- uses: pre-commit/[email protected]

	test:
	strategy:
	fail-fast: false
	matrix:
	include:
	# NOTE: Tests only Humble since the `ros2` branch tests later distros.
	- ros: humble
	os: ubuntu-22.04

	name: ROS 2 ${{ matrix.ros }} (${{ matrix.os }})
	runs-on: ${{ matrix.os }}

	steps:
	- uses: actions/checkout@v4
	with:
	path: ros_ws/src

	- uses: ros-tooling/[email protected]

	- uses: ros-tooling/[email protected]
	with:
	target-ros2-distro: ${{ matrix.ros }}

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