ext_localconf.php

<?php
if (!defined('TYPO3_MODE')) {
	die('Access denied.');
}

$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-all'][] = 'EXT:vhs/Classes/Service/AssetService.php:Tx_Vhs_Service_AssetService->buildAll';
$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_fe.php']['hook_eofe'][] = 'EXT:vhs/Classes/Service/AssetService.php:Tx_Vhs_Service_AssetService->buildAllUncached';
$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_tcemain.php']['clearCachePostProc'][] = 'EXT:vhs/Classes/Service/AssetService.php:Tx_Vhs_Service_AssetService->clearCacheCommand';