ext_localconf.php

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

$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['scheduler']['tasks']['Cyberhouse\\NewsImporticsxml\\Tasks\\ImportTask'] = array(
    'extension' => $_EXTKEY,
    'title' => 'LLL:EXT:' . $_EXTKEY . '/Resources/Private/Language/locallang.xlf:task.name',
    'description' => 'LLL:EXT:' . $_EXTKEY . '/Resources/Private/Language/locallang.xlf:task.description',
    'additionalFields' => \Cyberhouse\NewsImporticsxml\Tasks\ImportTaskAdditionalFieldProvider::class
);

\TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Extbase\\SignalSlot\\Dispatcher')->connect(
    'GeorgRinger\\News\\Domain\\Service\\NewsImportService',
    'postHydrate',
    'Cyberhouse\\NewsImporticsxml\\Aspect\\NewsImportAspect',
    'postHydrate'
);
$GLOBALS['TYPO3_CONF_VARS']['EXT']['news']['classes']['Domain/Model/News'][] = $_EXTKEY;

spl_autoload_register(function ($class) {
    if (\TYPO3\CMS\Core\Utility\GeneralUtility::isFirstPartOfStr($class, 'PicoFeed')) {
        $path = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extPath('news_importicsxml') . 'Resources/Private/Contrib/picoFeed/lib/' . str_replace('\\',
                '/', $class) . '.php';
        require_once($path);
    }
});