Add snow dashboard

Author: cderv

docs/gallery/gallery.yml

@@ -164,7 +164,12 @@
       href: https://cscheid.github.io/quarto-dashboard-ojs-examples/flights.html
       code: https://github.com/cscheid/quarto-dashboard-ojs-examples/blob/main/flights.qmd
       thumbnail: dashboards/ojs-flights.png
-      
+
+    - title: Dashing Through the Snow
+      subtitle: Python
+      href: https://mine.quarto.pub/dashing-through-snow-py/
+      code: https://github.com/mine-cetinkaya-rundel/dashing-through-snow/
+      thumbnail: dashboards/ojs-flights.png
 
 - category: Websites
   description: |