ci(actions): Use vendor phpunit #11

	name: Continuous Integration

	on:
	push:
	pull_request:

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os:
	- ubuntu-latest
	- ubuntu-20.04
	php-version:
	# - 7.1
	- 7.2
	- 7.3
	- 8.0
	- 8.1
	- 8.2
	- 8.3
	- 8.4
	steps:
	- name: Install dependencies (Ubuntu)
	if: runner.os == 'Linux'
	run: \|-
	sudo apt-get update
	sudo apt-get install -y build-essential curl openssl

	- uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-version }}
	extensions: libsodium-1.0.2
	# tools: phpunit:4.x

	- name: Cache multiple paths
	uses: actions/cache@v4
	with:
	path: \|-
	$HOME/libsodium
	vendor
	key: ${{ runner.os }}-php-${{ hashFiles('composer.json') }}
	restore-keys: \|
	${{ runner.os }}-php-

	- uses: actions/checkout@v4
	- name: Install PHP dependencies
	run: \|-
	composer selfupdate
	sed -i s#\>=5.4.0#\>=5.3.0#g composer.json
	composer install --prefer-source --no-ansi --no-interaction

	- name: Run tests
	run: php vendor/bin/phpunit

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