Upgrading to Laravel 10, PHPUnit 10, and Pest 2

We're upgrading from Laravel 9 to 10, and PHPUnit 9 to 10, and, if all goes well, we'll top it off by migrating to Pest, the latest version. To keep the positive vibes on I'll skip an upgrade from PHP 8.1 to 8.2, just because I don't want to restart ...