Module.php

<?php

namespace Modules\AgentUpdate;

use CMenu;
use CMenuItem;

// Select base class dynamically
if (class_exists('Zabbix\Core\CModule')) {
    class ModuleBase extends \Zabbix\Core\CModule {}
} elseif (class_exists('Core\CModule')) {
    class ModuleBase extends \Core\CModule {}
} else {
    // Fallback: create an empty base class
    class ModuleBase {
        public function init(): void {}
    }
}

class Module extends ModuleBase {

    public function init(): void {
        // Register menu actions
        try {
            if (class_exists('APP') && method_exists('APP', 'Component')) {
                \APP::Component()->get('menu.main')
                    ->findOrAdd(_('SuporTI'))
                    ->setIcon('zi-server')
                    ->getSubmenu()
                    ->add(
                        (new CMenuItem(_('Agent Updates')))
                            ->setAction('agent.update.list')
                    );
            }
        } catch (\Exception $e) {
            error_log('Agent Update Module: Failed to register menu - ' . $e->getMessage());
        }
    }
}