feat: add login and print user object on my-pages

constants/locales.ts

@@ -1,4 +1,4 @@
-import { langEnum } from "@/types/lang"
+import { langEnum, type Lang } from "@/types/lang"
 
 export const localeToLang = {
   en: langEnum.en,
@@ -39,3 +39,13 @@ export const localeToLang = {
   "nn-NO": langEnum.no,
   "se-NO": langEnum.no,
 }
+
+export const DEFAULT_LOCALE = "en"
+export const locales: Lang[] = ["da", "de", DEFAULT_LOCALE, "fi", "no", "sv"]
+
+export function findLocale(pathname: string) {
+  let locale = locales.find(
+    (loc) => pathname.startsWith(`/${loc}/`) || pathname === `/${loc}`
+  )
+  return locale
+}