feat(i18n): homepage link for 404 pages (#1117)

* Add homepage link with internationalization

* Construct pathname from baseUrl config value

* More robust URL manipulation

* Add Farsi (#1133)

* Fix bad rebase

quartz/i18n/locales/definition.ts

@@ -67,6 +67,7 @@ export interface Translation {
     error: {
       title: string
       notFound: string
+      home: string
     }
     folderContent: {
       folder: string