How to create a logout function in Symfony?

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logout:
    path: /logout

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namespace AppController;

use SymfonyComponentHttpFoundationResponse;
use SymfonyComponentRoutingAnnotationRoute;
use SymfonyComponentSecurityHttpLogoutLogoutSuccessHandlerInterface;

class SecurityController extends AbstractController
{
    /**
     * @Route("/logout", name="app_logout")
     */
    public function logout(LogoutSuccessHandlerInterface $logoutSuccessHandler): Response
    {
        return $logoutSuccessHandler->onLogoutSuccess();
    }
}

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security:
    # ...
    logout:
        path: app_logout
        target: app_homepage # optional - redirect target after logout

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<a href="{{ logout_path('app_logout') }}">Logout</a>