Add docker-compose file for development environment #4

	name: Continuous integration
	on:
	pull_request:
	workflow_call:
	workflow_dispatch:
	jobs:
	ci:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	php-version: ['7.4', '8.0', '8.1', '8.2', '8.3']
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Use PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-version }}
	- name: Cache the vendor dir
	uses: actions/cache@v4
	with:
	path: vendor
	key: ${{ runner.os }}-${{ matrix.php-version }}-vendor-${{ hashFiles('composer.lock') }}
	- name: Install
	run: composer install --no-interaction --prefer-dist
	- name: Lint
	run: composer lint
	# - name: Test
	# run: composer test
	# - name: Upload coverage report
	# uses: codecov/codecov-action@v4
	# with:
	# files: ./coverage/coverage-final.json

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