Replace `operating system` with `environment` #159

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	test-mosquitto:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Docker Compose
	run: \|
	sudo apt-get update
	sudo apt-get install -y docker-compose

	- name: Start Mosquitto service using Docker Compose
	run: docker-compose up -d mosquitto

	- name: Wait for Mosquitto to be healthy
	run: \|
	for i in {1..10}; do
	if docker inspect --format='{{.State.Status}}' mosquitto \| grep -q running; then
	echo "Mosquitto is running"
	exit 0
	else
	echo "Waiting for Mosquitto to be healthy..."
	sleep 10
	fi
	done
	echo "Mosquitto did not become healthy in time"
	exit 1

	- name: Stop Mosquitto service using Docker Compose
	run: docker-compose down

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