refactor: site.params.highlight -> site.params.features.syntax_highlighter

BREAKING CHANGE

wowchemy/layouts/partials/site_head.html

@@ -145,12 +145,12 @@
     {{ $scr.Set "highlight_enabled" false }}
     {{ if isset .Params "highlight" }}
       {{ $scr.Set "highlight_enabled" .Params.highlight }}
-    {{ else if isset site.Params "highlight" }}
-      {{ $scr.Set "highlight_enabled" site.Params.highlight }}
+    {{ else if isset site.Params.features.syntax_highlighter "enable" }}
+      {{ $scr.Set "highlight_enabled" site.Params.features.syntax_highlighter.enable }}
     {{ end }}
     {{ if ($scr.Get "highlight_enabled") }}
       {{ $v := $css.highlight.version }}
-      {{ with site.Params.highlight_style }}
+      {{ with site.Params.features.syntax_highlighter.theme }}
         {{ printf "<link rel=\"stylesheet\" href=\"%s\" crossorigin=\"anonymous\" title=\"hl-light\" media=\"print\" onload=\"this.media='all'\">" (printf $css.highlight.url $css.highlight.version .) | safeHTML }}
         {{ printf "<link rel=\"stylesheet\" href=\"%s\" crossorigin=\"anonymous\" title=\"hl-dark\" media=\"print\" onload=\"this.media='all'\" disabled>" (printf $css.highlight.url $css.highlight.version .) | safeHTML }}
       {{ else }}

wowchemy/layouts/partials/site_js.html

@@ -36,7 +36,7 @@
         {{ $v := $js.highlight.version }}
         {{ printf "<script src=\"%s\" integrity=\"%s\" crossorigin=\"anonymous\"></script>" (printf $js.highlight.url $v) $js.highlight.sri | safeHTML }}
         {{ $v := $js.highlight_lang.version }}
-        {{ range site.Params.highlight_languages }}
+        {{ range site.Params.features.syntax_highlighter.extra_languages }}
         {{ printf "<script src=\"%s\" crossorigin=\"anonymous\"></script>" (printf $js.highlight_lang.url $v .) | safeHTML }}
         {{ end }}
       {{ end }}