Refactor codebase, increase PHPStan level to 6 #76

	name: Tests

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	fail-fast: true
	matrix:
	laravel: [ 10., 11. ]
	php: [ 8.1, 8.2, 8.3 ]
	phpunit: [ 10., 11. ]
	include:
	- laravel: 10.*
	testbench: 8.*
	- laravel: 11.*
	testbench: 9.*
	exclude:
	- laravel: 10.*
	phpunit: 11.*
	- laravel: 11.*
	php: 8.1

	name: P${{ matrix.php }} - L${{ matrix.laravel }} - PU${{ matrix.phpunit }}

	steps:
	- uses: actions/checkout@v4

	- name: Validate composer.json and composer.lock
	run: composer validate

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	extensions: dom, fileinfo, libxml, mbstring
	coverage: none

	- name: Install dependencies
	run: \|
	composer remove --dev laravel/pint --no-interaction --no-update
	composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" "phpunit/phpunit:${{ matrix.phpunit }}" --no-interaction --no-update
	composer update --prefer-dist --no-progress --no-suggest

	# Add a test script to composer.json, for instance: "test": "vendor/bin/phpunit"
	# Docs: https://getcomposer.org/doc/articles/scripts.md

	- name: Run test suite
	run: composer run-script test

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