Change interpreter from bash to sh to support more shells #381

	name: Checks
	on:
	pull_request:
	push:
	branches:
	- "master"
	- "v[0-9]"

	jobs:
	checks:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	php-version: [ '7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4' ]
	steps:
	-
	name: Checkout code
	uses: actions/checkout@v4
	-
	name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-version }}
	-
	name: Install composer
	run: composer install --no-progress --prefer-dist --no-interaction
	-
	name: Run lint
	run: composer lint

	- name: Run tests
	run: composer test
	-
	name: Run phpstan
	run: composer check

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