markdown 使用Timmy时，缩略图在媒体页面上加载速度慢

Posted 2021-05-06

- Update Timmy to the latest version
- Initilize Timmy in functions.php
```php
if (class_exists('Timmy\Timmy')) {
  new Timmy\Timmy();
}
```
- add thumbnail to get_image_sizes()
- delete large style in get_image_sizes()