psalm.xml

<?xml version="1.0"?>
    <psalm
        errorLevel="1"
        findUnusedBaselineEntry="true"
        findUnusedCode="false"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns="https://getpsalm.org/schema/config"
        xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
    >
    <projectFiles>
        <directory name="src" />
        <directory name="tests" />
    </projectFiles>
    <issueHandlers>
        <ImplementedReturnTypeMismatch>
            <errorLevel type="suppress">
                <directory name="src" />
                <directory name="tests" />
            </errorLevel>
        </ImplementedReturnTypeMismatch>    
        <PropertyNotSetInConstructor>
            <errorLevel type="suppress">
                <directory name="src" />
                <directory name="tests" />
            </errorLevel>
        </PropertyNotSetInConstructor>
        <ClassMustBeFinal errorLevel="suppress" />
        <InvalidArgument errorLevel="suppress" />
    </issueHandlers>
</psalm>