Fix update.sh for use on BSD/Darwin #49

	name: Build & Test

	permissions:
	contents: read

	on:
	pull_request: {}
	push:
	branches:
	- '!master'
	jobs:
	build-and-testvariants:
	name: Build image variants and run tests
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	max-parallel: 10
	matrix:
	include:
	- variant: 'apache'
	test-files: 'apache-postgres'
	docker-tag: roundcube/roundcubemail:test-apache
	- variant: 'fpm'
	test-files: 'fpm-postgres'
	docker-tag: roundcube/roundcubemail:test-fpm
	- variant: 'fpm-alpine'
	test-files: 'fpm-postgres'
	docker-tag: roundcube/roundcubemail:test-fpm-alpine
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	- name: Get docker hub username
	id: creds
	run: echo '::set-output name=username::${{ secrets.DOCKER_PULL_USERNAME }}'
	- name: Login to Docker Hub
	if: steps.creds.outputs.username != ''
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKER_PULL_USERNAME }}
	password: ${{ secrets.DOCKER_PULL_PASSWORD }}

	- name: Build image for "${{ matrix.variant }}"
	run: cd ${{ matrix.variant }} && docker buildx build ./ -t ${{ matrix.docker-tag }}
	- name: Run tests
	env:
	ROUNDCUBEMAIL_TEST_IMAGE: ${{ matrix.docker-tag }}
	run: \|
	set -exu;
	for testFile in ${{ join(matrix.test-files, ' ') }};
	do
	docker compose -f ./tests/docker-compose.test-${testFile}.yml \
	up --exit-code-from=sut --abort-on-container-exit
	done

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