docker-compose-viz/.php_cs

<?php

$finder = PhpCsFixer\Finder::create()
    ->in(__DIR__.DIRECTORY_SEPARATOR.'src')
    ->in(__DIR__.DIRECTORY_SEPARATOR.'spec')
;

return (new PhpCsFixer\Config())
    ->setRules([
        '@PSR2' => true,
        '@Symfony' => true,
        'array_syntax' => ['syntax' => 'short'],
        'no_useless_else' => true,
        'no_useless_return' => true,
        'ordered_class_elements' => true,
    ])
    ->setFinder($finder)
;