core-bundle/src/EventListener/CommandSchedulerListener.php
public function onKernelTerminate(PostResponseEvent $event): void
    {
        if (!$this->framework->isInitialized() || !$this->canRunController($event->getRequest())) {
            return;
        }

        /** @var FrontendCron $controller */
        $controller = $this->framework->createInstance(FrontendCron::class);
        $controller->run();
    }
public function onKernelTerminate(PostResponseEvent $event): void
    {
        if (!$this->framework->isInitialized() || !$this->canRunController($event->getRequest())) {
            return;
        }

        /** @var FrontendCron $controller */
        $controller = $this->framework->createInstance(FrontendCron::class);
        $controller->run();
    }
Runs the command scheduler.