diff --git a/.github/workflows/build_and_deploy.yml b/.github/workflows/build_and_deploy.yml
index 4f63d416..fe7c6696 100644
--- a/.github/workflows/build_and_deploy.yml
+++ b/.github/workflows/build_and_deploy.yml
@@ -37,6 +37,11 @@ jobs:
           cache-dependency-path: |
             requirements.txt
 
+      - name: Debug
+        run: |
+          env | sort -f
+          ls -lart
+
       - name: Get pip cache dir
         run: |
           os_version=$(cat /etc/os-release | grep -i "version=" | cut -c9- | tr -d '"' | tr ' ' '_')
diff --git a/docs/posts/2023/2023-11-18-Some-nice-CICD-bash-common-scripts.md b/docs/posts/2023/2023-11-18-Some-nice-CICD-bash-common-scripts.md
index 36d09dd0..6509fab8 100644
--- a/docs/posts/2023/2023-11-18-Some-nice-CICD-bash-common-scripts.md
+++ b/docs/posts/2023/2023-11-18-Some-nice-CICD-bash-common-scripts.md
@@ -18,6 +18,8 @@ During CICD, we often have a large log output, it might be nice to have some com
 
 Recently, when working with Sonar, I found that they have some scripts for such output formatting.
 
+<!-- more -->
+
 - Common scripts: [common.sh](https://github.com/SonarSource/sonarqube-quality-gate-action/blob/master/script/common.sh)
 - Source common script: [`source "$(dirname "$0")/common.sh"`](https://github.com/SonarSource/sonarqube-quality-gate-action/blob/f9fe214a5be5769c40619de2fff2726c36d2d5eb/script/check-quality-gate.sh#L3C9-L3C9)
 - Also the Bash testing framework Bats:
diff --git a/mkdocs.yml b/mkdocs.yml
index 32d93e01..bdeab70b 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -6,6 +6,10 @@ site_name: A code to remember
 site_url: https://copdips.com
 use_directory_urls: false
 
+# Use main branch for code actions, default to master branch
+# https://squidfunk.github.io/mkdocs-material/setup/adding-a-git-repository/?h=content+action#code-actions
+edit_uri: edit/main/docs/
+
 # Additional configuration
 extra:
   analytics:
@@ -16,6 +20,8 @@ extra:
       link: https://github.com/copdips
     - icon: fontawesome/brands/linkedin
       link: https://www.linkedin.com/in/xiang-zhu-13769311/
+    - icon: material/email
+      link: mailto:xiang.zhu@outlook.com
 extra_css:
   - stylesheets/extra.css
 extra_javascript:
@@ -105,6 +111,7 @@ plugins:
       date_from_meta:
         as_creation: date
       match_path: blog/posts/.*
+      comments_path: "#__comments"
   - search:
       separator: '[\s\u200b\-_,:!=\[\]()"`/]+|\.(?!\d)|&[lg]t;|(?!\b)(?=[A-Z][a-z])'
   - autorefs
@@ -121,6 +128,10 @@ plugins:
   - glightbox
   - minify:
       minify_html: true
+  - git-committers:
+      enabled: !ENV [CI, false]
+      repository: copdips/copdips.github.io
+      branch: main
 
 theme:
   custom_dir: docs/overrides