Use annotations and autoconfiguration

Use the `AsCommand` annotation to automatically register commands as
services and automatically add them to `./bin/console` instead of adding
them manually.

src/Console/Command/AbstractCommand.php

@@ -8,8 +8,6 @@ use Symfony\Component\Filesystem\Filesystem;
 
 abstract class AbstractCommand extends Command
 {
-    protected static string $description;
-
     public function __construct(
         protected Filesystem $filesystem,
         ?string $name = null,
@@ -19,8 +17,6 @@ abstract class AbstractCommand extends Command
 
     protected function configure(): void
     {
-        $this->setDescription(static::$description);
-
         $this->addOption(
             name: 'args',
             shortcut: 'a',