Merge pull request #77 from Quazz/main

ArrayAccess Compatibility PHP 8.1+

Author: glensc

src/Config.php

@@ -62,21 +62,25 @@ private function merge(array $config)
         $this->config = array_replace($this->config, $config);
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetExists($offset)
     {
         return isset($this->config[$offset]);
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
         return $this->config[$offset];
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetSet($offset, $value)
     {
         $this->config[$offset] = $value;
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetUnset($offset)
     {
         unset($this->config[$offset]);