Add honeypot (#1511) (#1512)

(cherry picked from commit 6fab5c8)

Co-authored-by: Jeffrey Girard <[email protected]>

docs/extensions/listings/shortcodes-and-filters.yml

@@ -253,6 +253,12 @@
   description: >
     Quarto extension that allows to highlight text in a document for various formats: HTML, LaTeX, Typst, and Docx.
 
+- name: honeypot
+  path: https://github.com/jmgirard/honeypot
+  author: '[Jeffrey Girard](https://github.com/jmgirard/)'
+  description: >
+    Add hidden instructions to HTML homework assignments to help detect cheating by unauthorized LLM usage.
+    
 - name: iconify
   path: https://github.com/mcanouil/quarto-iconify
   author: '[Mickaël CANOUIL](https://github.com/mcanouil)'