The `set()` method supports nested keys #256

	name: Tests

	on: [push, pull_request]

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: true
	matrix:
	os: [ubuntu-latest, windows-latest]
	php: [8.1, 8.2, 8.3]
	exclude:
	- os: windows-latest
	php: 8.1
	- os: windows-latest
	php: 8.2

	name: P${{ matrix.php }} - ${{ matrix.os }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

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

	- name: Setup problem matchers
	run: \|
	echo "::add-matcher::${{ runner.tool_cache }}/php.json"
	echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"

	- name: Install dependencies
	run: composer install --prefer-dist --no-interaction

	- name: Execute tests
	run: composer test

	- name: Execute Static Code Analysis
	run: composer phpstan

Provide feedback