Steps to reproduce the issue

php .\cli\joomla.php extension:discover:install

Expected result

no errors

Actual result

Warning: Undefined property: Joomla\CMS\Console\ExtensionDiscoverInstallCommand::$db in C:\laragon\www\j4\libraries\src\Console\ExtensionDiscoverInstallCommand.php on line 121     

In DatabaseAwareTrait.php line 55:
                                                                                                                                                                                    
  Joomla\CMS\Installer\Installer::setDatabase(): Argument #1 ($db) must be of type Joomla\Database\DatabaseInterface, null given, called in C:\laragon\www\j4\libraries\src\Conso   
  le\ExtensionDiscoverInstallCommand.php on line 121                                                                                                                                
                                                                                                                                                                                    

System information (as much as possible)

php 8.1

Additional comments

doesnt matter if you have discovered extensions to install or if you pass the EID as an option