updated the regex

src/QueryBuilder/QueryBuilderTrait.php

@@ -22,7 +22,7 @@ trait QueryBuilderTrait
 
     protected function ValidateDeegraphPath(string $target): string
     {
-        if (!preg_match(pattern: "(^(\{[0-9a-f]{8}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{12}\})$)|(^\{[0-9a-f]{8}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{12}\}(\/([a-z][a-z0-9]*|[0-9]+|#|\*))+$)|(^(([a-z][a-z0-9]*|[0-9]+|#|\*))(\/([a-z][a-z0-9]*|[0-9]+|#|\*))*$)", subject: $target))
+        if (!preg_match(pattern: "/(^(\{[0-9a-f]{8}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{12}\})$)|(^\{[0-9a-f]{8}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{4}\b-[0-9a-f]{12}\}(\/([a-z][a-z0-9]*|[0-9]+|#|\*))+$)|(^(([a-z][a-z0-9]*|[0-9]+|#|\*))(\/([a-z][a-z0-9]*|[0-9]+|#|\*))*$)/", subject: $target))
             throw new QueryBuilderInvalidInputException();
         return $target;
     }