feat(cli): pure alias-based dispatcher in project bin; Commands\Toolbox entry point; describe() required on CommandInterface

BREAKING: project commands implementing CommandInterface must define
static describe(): string (intentional, forces documentation).

packages/commands/src/Commands/Migration.php

@@ -10,6 +10,11 @@ use PDO;
 
 class Migration implements CommandInterface
 {
+    public static function describe(): string
+    {
+        return 'Migraciones de base de datos (create, migrate, rollback, fresh, clear)';
+    }
+
     private const MIGRATIONS_PATH = ROOT_DIR . '/migrations/';
     private string $migratonsDatabaseFile;
     private PDO $db;