🐛 Fix animated GIFs are static when enableImageWebp is set

Fixes: #866

CHANGELOG.md

@@ -21,6 +21,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 - Featured images overlap page title when article metadata hidden ([#827](https://github.com/jpanther/congo/issues/827))
 - Inconsistent picture rendering between `figure` shortcode and Markdown render hook ([#828](https://github.com/jpanther/congo/issues/828))
+- Animated GIF files are static when `enableImageWebp` is enabled ([#866](https://github.com/jpanther/congo/issues/866))
 
 ## [2.8.2] - 2024-04-17
 

layouts/partials/picture.html

@@ -53,7 +53,7 @@
         {{ $width = div .Width 2 }}
         {{ $height = div .Height 2 }}
       {{ end }}
-      {{ if $webp }}
+      {{ if and $webp (ne .MediaType.SubType "gif") }}
         <source
           {{ if lt .Width 660 }}
             {{ with .Resize (printf "%dx%d webp" .Width .Height) }}