ext_localconf.php issues v11.5

[whiteroom]

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addPageTSConfig
ext_localconf.php breaks

change
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPageTSConfig('<INCLUDE_TYPOSCRIPT: source="DIR:EXT:' . $_EXTKEY . '/Configuration/TSconfig/Page" extensions="t3s">');

to

\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPageTSConfig('@import \'EXT:generic_lib/Configuration/TSconfig/Page\' extensions=\'t3s\'');

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$boot = function ($_EXTKEY) breaks

change $boot = function ($_EXTKEY) {

to $boot = static function (): void {

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extending array breaks

$GLOBALS['TYPO3_CONF_VARS']['EXT']['news']['orderByNews'] .= ',author,uid,teaser,author,categories.slug,categories.title';