diff --git a/src/content/blog/gemini-workshop.md b/src/content/blog/gemini-workshop.md
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--- a/src/content/blog/gemini-workshop.md
+++ b/src/content/blog/gemini-workshop.md
@@ -10,4 +10,7 @@ author: kevin.chiu
 youtube: Mbkptm3kI-o
 ---
 
+[![hackmd-github-sync-badge](https://hackmd.io/TG5mndaDS7a5DEYFWKPAeg/badge)](https://hackmd.io/TG5mndaDS7a5DEYFWKPAeg)
+
+
 DevFest 2024 Kaohsiung, Gemini Workshop (Kevin Chiu)
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