Don't set multiple versions for single page and use version from URL for facet

Need to revisit if non-versioned content needs all versions, and whether to include aliases

Author: Simran-B

site/themes/arangodb-docs-theme/layouts/partials/meta.html

@@ -27,10 +27,12 @@
     {{- end }}
     <link rel="canonical" href="{{ delimit $s "/" }}">
   {{- end }}
+  {{- /* TODO: Set all available versions on non-versioned pages?
   {{- $shortVersions := slice }}
   {{- $versions := index site.Data.versions "/arangodb/" }}
   {{- range $version := $versions }}
     {{- $shortVersions = $shortVersions | append (cond (eq $version.name $version.alias) $version.name $version.alias) }}
   {{- end }}
   <meta name="docsearch:version" content="{{ delimit $shortVersions "," }}">
+  */}}
 {{- end }}

site/themes/arangodb-docs-theme/static/js/theme.js

@@ -655,11 +655,7 @@ window.onload = () => {
 
     loadPage(window.location.href)
 
-    if (getVersionInfo(getVersionFromURL()) != undefined) {
-      window.setupDocSearch(getVersionInfo(getVersionFromURL()).name);
-    } else {
-      window.setupDocSearch(stableVersion);
-    }
+    window.setupDocSearch(currentVersion ?? stableVersion);
 
     // Add central click handler to document
     document.addEventListener("click", handleDocumentClick);