✨ Add opt-in client-side language redirect

layouts/partials/head.html

@@ -129,6 +129,7 @@
     type="text/javascript"
     src="{{ $jsAppearance.RelPermalink }}"
     integrity="{{ $jsAppearance.Data.Integrity }}"></script>
+  {{ partial "language-redirect.html" . }}
   {{ $enableA11y := .Site.Params.enableA11y | default false }}
   {{ if $enableA11y }}
     {{ $jsA11y := resources.Get "js/a11y.js" | resources.Minify | resources.Fingerprint $alg }}