$context->setLanguage( $this->getMain()->getLanguage() );
$context->setTitle( SpecialPage::getTitleFor( 'ApiHelp' ) );
$out = new OutputPage( $context );
+ $out->setCopyrightUrl( 'https://www.mediawiki.org/wiki/Special:MyLanguage/Copyright' );
$context->setOutput( $out );
self::getHelp( $context, $modules, $params );