fix select options

src/inputs/Select.php

@@ -73,9 +73,9 @@ class Select extends BaseInput
      * @param $options
      * @return $this
      */
-    public function setOptions($options)
+    public function setOptions($options): static
     {
-        $this->options = array_merge($options, $this->options);
+        $this->options = $options + $this->options;
 
         return $this;
     }