omow/src/Security/CustomEntryPoint.php

<?php

namespace App\Security;

use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Security\Core\Exception\AuthenticationException;
use Symfony\Component\Security\Http\EntryPoint\AuthenticationEntryPointInterface;

class CustomEntryPoint implements AuthenticationEntryPointInterface
{
    public function start(Request $request, ?AuthenticationException $authException = null): RedirectResponse
    {
        return new RedirectResponse('/login');
    }
}