Merged in feat/sw-2333-package-and-sas-i18n (pull request #2538)

feat(SW-2333): I18n for multiple apps and packages

* Set upp i18n in partner-sas

* Adapt lokalise workflow to monorepo

* Fix layout props


Approved-by: Linus Flood

apps/partner-sas/i18n/index.ts

@@ -0,0 +1,35 @@
+import "server-only"
+
+import { createIntl, createIntlCache } from "@formatjs/intl"
+
+import { Lang } from "@scandic-hotels/common/constants/language"
+
+import { getLang } from "./serverContext"
+
+import type { IntlShape } from "react-intl"
+
+const cache = createIntlCache()
+
+const instances: Partial<Record<Lang, IntlShape>> = {}
+
+export async function getMessages(lang: Lang): Promise<Record<string, string>> {
+  return (await import(`./dictionaries/${lang}.json`)).default
+}
+
+export async function getIntl(options?: { lang: Lang | undefined }) {
+  const lang = options?.lang || (await getLang())
+
+  if (!instances[lang]) {
+    const messages = await getMessages(lang)
+    instances[lang] = createIntl<React.ReactNode>(
+      {
+        defaultLocale: Lang.en,
+        locale: lang,
+        messages,
+      },
+      cache
+    )
+  }
+
+  return instances[lang]
+}