feat: update author

Author: kumfo

blog/authors.yml

@@ -45,3 +45,9 @@ Luffy:
   title: Developer
   url: https://github.com/sy-records
   image_url: https://avatars.githubusercontent.com/u/33931153?v=4
+
+Kumfo:
+  name: Kumfo
+  title: Developer
+  url: https://github.com/kumfo
+  image_url: https://avatars.githubusercontent.com/u/7692591?v=4