Fatal error: Uncaught Error: Interface "League\CommonMark\Extension\ExtensionInterface" not found in D:\projects\php\laragon\www\blog-naver\vendor\league\commonmark\src\Extension\GithubFlavoredMarkdownExtension.php:23 Stack trace: #0 {main} thrown in D:\projects\php\laragon\www\blog-naver\vendor\league\commonmark\src\Extension\GithubFlavoredMarkdownExtension.php on line 23