change avatar & fix image cdn

_config.yml

@@ -10,7 +10,7 @@ baseurl: ""
 # The language of the webpage › http://www.lingoes.net/en/translator/langcode.htm
 # If it has the same name as one of the files in folder `_data/locales`, the layout language will also be changed,
 # otherwise, the layout language will use the default value of 'en'.
-lang: en
+lang: zh
 
 # Change to your timezone › https://kevinnovak.github.io/Time-Zone-Picker
 timezone: Asia/Shanghai
@@ -73,10 +73,10 @@ theme_mode: # [light|dark]
 # will be added to all image (site avatar & posts' images) paths starting with '/'
 #
 # e.g. 'https://cdn.com'
-img_cdn: "https://chirpy-img.netlify.app"
+img_cdn: ""
 
 # the avatar on sidebar, support local or CORS resources
-avatar: "assets/img/consensus.png"
+avatar: "assets/img/avatar.jpg"
 
 # boolean type, the global switch for TOC in posts.
 toc: true