add value to filter

src/Filter/Filter.php

@@ -7,10 +7,12 @@ abstract class Filter
     public string $html = '';
     public string|array $param;
     public string $name;
+    public string $value;
     public function __construct(array $source)
     {
         $this->param = $source['param'] ?? '';
         $this->name = $source['name'];
+        $this->value = $source['value'] ?? '';
     }
 
     abstract public function fetch();