fix(HasOptions): Fix offsetGet method

- Added missing implementation for offsetGet method in HasOptions trait
- Resolves issue with accessing options array
- Fix #85

src/Foundation/Concerns/HasOptions.php

@@ -110,6 +110,7 @@ public function offsetExists($offset): bool
         return isset($this->options[$offset]);
     }
 
+    #[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
         return $this->getOption($offset);

src/Foundation/Response.php

@@ -542,6 +542,7 @@ public function offsetExists($offset): bool
      *
      * @return mixed
      */
+    #[\ReturnTypeWillChange]
     public function offsetGet($offset)
     {
         return $this->json()[$offset] ?? null;