🐛 No optimization for gif svg images

_plugins/cdn_image_filter.rb

@@ -1,14 +1,20 @@
-# Optimize the images of CDN using OSS rules.
+# Optimize the images of CDN using OSS rules, except for GIF and SVG images.
 # Usage: {{ content | cdn_image_filter }}
 module Jekyll
   module CDNImageFilter
     def cdn_image_filter(input)
-      input.gsub(/<img src="(https:\/\/cdn\.fliggy\.com\/.*?|https:\/\/gw\.alipayobjects\.com\/.*?)"/) do |match|
+      input.gsub(/<img src="(https:\/\/cdn\.fliggy\.com\/.*?|https:\/\/gw\.alipayobjects\.com\/.*?)(\.(jpg|jpeg|png|JPG|JPEG|PNG))"/) do |match|
         src = $1
-        if src.start_with?('https://cdn.fliggy.com') || src.start_with?('https://gw.alipayobjects.com')
-          "#{match.chomp('"')}?x-oss-process=image/resize,w_3600/format,webp\""
-        else
+        extension = $2.downcase # 获取文件扩展名并转换为小写
+        # 检查是否为GIF或SVG图片，如果是，则不修改
+        if extension == ".gif" || extension == ".svg"
           match
+        else
+          if src.start_with?('https://cdn.fliggy.com') || src.start_with?('https://gw.alipayobjects.com')
+            "#{match.chomp('"')}?x-oss-process=image/resize,w_3600/format,webp\""
+          else
+            match
+          end
         end
       end
     end