fix outside cant use "use"

Author: terranc

src/AppendAutomateTrait.php

@@ -2,9 +2,21 @@
 
 namespace Lookfeel\AppendAutomate;
 
-use Lookfeel\AppendAutomate\Database\Eloquent\Concerns\HasAttributes;
-
 trait AppendAutomateTrait
 {
-    use HasAttributes;
+    protected function getArrayableAppends()
+    {
+        foreach ($this->appends as $k => $v) {
+            if (is_string($k)) {
+                $columns = explode('|', $k);
+                foreach ($columns as $column) {
+                    if (!isset($this->$column)) {
+                        unset($this->appends[$k]);
+                    }
+                }
+            }
+        }
+
+        return parent::getArrayableAppends();
+    }
 }