feat/SW-550 sitemap route

* feat(SW-550): Added rewrites to handle sitemap paths

* feat(SW-550): Added sitemap-index generation

* feat(SW-550): Added sitemap xml file generation

* feat(SW-550): Added feature flag 'HIDE_FOR_NEXT_RELEASE' to sitemap routes


Approved-by: Linus Flood

apps/scandic-web/app/api/sitemap/utils.ts

@@ -1,6 +1,8 @@
 import { Lang } from "@/constants/languages"
 import { env } from "@/env/server"
 
+import { removeTrailingSlash } from "@/utils/url"
+
 import {
   mergeEntriesCounter,
   mergeEntriesSuccessCounter,
@@ -114,13 +116,11 @@ function mapEntriesToSitemapEntry(entries: SyncItem[]) {
   if (mainEntry) {
     const { locale, url } = mainEntry.data
     const sitemapEntry: SitemapEntry = {
-      url: `${env.PUBLIC_URL}/${locale}${url}`,
+      url: removeTrailingSlash(`${env.PUBLIC_URL}/${locale}${url}`),
       lastModified,
       changeFrequency,
       priority,
-    }
-    if (alternates) {
-      sitemapEntry.alternates = alternates
+      alternates,
     }
     return sitemapEntry
   }