WikibaseClientLite/Scribunto_LuaWikibaseClientLiteLibrary.php

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
    die( 'This file is part of MediaWiki and is not a valid entry point.' );
}

class Scribunto_LuaWikibaseClientLiteLibrary extends Scribunto_LuaLibraryBase {
    public function register() {
        $this->getEngine()->registerInterface( __DIR__ . '/mw.wikibase.lua', [], [] );
    }
}