/var/www/html/back/vendor/phpdocumentor/reflection/psalm.xml
<?xml version="1.0"?>
<psalm
    errorLevel="1"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="https://getpsalm.org/schema/config"
    xsi:schemaLocation="https://getpsalm.org/schema/config file:///composer/vendor/vimeo/psalm/config.xsd"
    errorBaseline="psalm-baseline.xml"
>
    <projectFiles>
        <directory name="src" />
        <ignoreFiles>
            <!--
            ExpressionPrinter inherits all kinds of errors from PHP-Parser that I cannot fix, until a solution is found
            we ignore this
            -->
            <file name="src/phpDocumentor/Reflection/Php/Expression/ExpressionPrinter.php"/>
            <directory name="vendor" />
        </ignoreFiles>
    </projectFiles>

    <issueHandlers>
        <LessSpecificReturnType errorLevel="info" />
        <MoreSpecificImplementedParamType errorLevel="info" />
        <DeprecatedConstant errorLevel="info" />
    </issueHandlers>
</psalm>