refactor(src): Improve __debugInfo method

- Updated the __debugInfo method in ConcreteMagic.php
- Added a check for the existence of Symfony\Component\VarDumper\VarDumper class
- Adjusted the return statement based on the class existence

src/Concerns/ConcreteMagic.php

@@ -13,6 +13,7 @@
 namespace Guanguans\SoarPHP\Concerns;
 
 use Guanguans\SoarPHP\Exceptions\InvalidOptionException;
+use Symfony\Component\VarDumper\VarDumper;
 
 /**
  * @mixin \Guanguans\SoarPHP\Soar
@@ -51,7 +52,9 @@ public function __wakeup(): void
 
     public function __debugInfo(): array
     {
-        return get_object_vars($this) + ['commandLine' => (string) $this];
+        $debugInfo = ['commandLine' => (string) $this];
+
+        return class_exists(VarDumper::class) ? $debugInfo : get_object_vars($this) + $debugInfo;
     }
 
     /**