Your project should not contain PHP files defining multiple classes

More information: https://insight.symfony.com/what-we-analyse/php.file_contains_more_than_one_class

in config/reference.php
This file contains 2 classes. Keeping only one class per file is a standard in the PHP community, since it promotes interoperability and maintainability.
Time to fix: about 4 hours
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Last edited by Luigi Gandemer