[PHP 8.4] Fixes for implicit nullability deprecation #41

	name: PHPUnit tests
	on: [push, pull_request]
	jobs:
	phpunit:
	name: PHPUnit tests
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	php-versions: ['8.3']
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	# Docs: https://github.com/shivammathur/setup-php
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-versions }}
	extensions: curl
	coverage: xdebug

	- name: Get composer cache directory
	id: composer-cache
	run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT

	- name: Cache composer dependencies
	uses: actions/cache@v4
	with:
	path: /tmp/composer-cache
	key: ${{ runner.os }}-${{ hashFiles('**/composer.lock') }}

	- name: Install Composer dependencies
	run: composer install --no-progress --prefer-dist --optimize-autoloader

	- name: Show version information
	run: \|
	php -v
	php -m
	composer --version

	- name: Test with phpunit
	run: vendor/bin/phpunit --coverage-text

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