name : UploadableAssetPath.php <?php namespace Statamic\Rules; use Closure; use Illuminate\Contracts\Validation\ValidationRule; use Statamic\Contracts\Assets\AssetContainer; class UploadableAssetPath implements ValidationRule { public function __construct(private AssetContainer $container) { } public function validate(string $attribute, mixed $value, Closure $fail): void { if ($this->container->asset($value)) { $fail('statamic::validation.asset_file_exists')->translate(); } } }