feat: new archives layout (#989)

* feat(archives): add search bar to archives page

* fix: error `file is nil; wrap it in if or with` from Hugo 0.123.0

* style: rename `search.ts` to `archives.ts`

* refactor: remove `search` page layout

* doc: remove `search` from `exampleSite`

* fix: generate JSON output for archives page in exampleSite

* feat: put archives search form under categories list

layouts/partials/article-list/compact.html

@@ -1,4 +1,4 @@
-<article>
+<article id="{{ with .File }}{{ .UniqueID }}{{ end }}">
     <a href="{{ .RelPermalink }}">
         <div class="article-details">
             <h2 class="article-title">