Update _config.yml

_config.yml

@@ -2,7 +2,7 @@ title: 양시준의 개발 이야기 # name of the site
 author: Sijun Yang # name of site's author
 email: [email protected] # email of site's author
 url: https://yangsijun528.github.io/ # root address of the site
-baseurl: "" # subpath of the site, e.g. "/blog" (leave it blank "" if you're site shouldn't use a subpath)
+baseurl: "/blog" # subpath of the site, e.g. "/blog" (leave it blank "" if you're site shouldn't use a subpath)
 description: > # description of the site (multiple lines allowed)
   개발자 양시준의 Gituh Blog.
   개발과 관련된 회고, 인사이트 등을 이야기합니다.