Update to Zola 0.22

Author: relf

.github/workflows/docs.yml

@@ -18,7 +18,7 @@ jobs:
 
 
       - name: 'Build only' 
-        uses: shalzz/zola-deploy-action@master
+        uses: shalzz/zola-deploy-action@v0.22.1
         env:
           BUILD_DIR: docs/website/
           TOKEN: ${{ secrets.TOKEN }}

docs/website/config.toml

@@ -7,11 +7,9 @@ compile_sass = true
 # Whether to build a search index to be used later on by a JavaScript library
 build_search_index = true
 
-[markdown]
-# Whether to do syntax highlighting
-# Theme can be customised by setting the `highlight_theme` variable to a theme supported by Zola
-highlight_code = true
-highlight_theme = "inspired-github"
+[markdown.highlighting]
+# Theme can be customised by setting the `theme` variable to a theme supported by Zola
+theme = "github-light-default"
 
 [extra]
 # Put all your custom variables here