* 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
