* move setLang() to a root layout

* fix: findLang only returns acceptable languages
* fix: fallback to use header x-lang if we haven't setLang yet
* fix: languageSchema, allow uppercase

Approved-by: Linus Flood

app/[lang]/(live)/(protected)/my-pages/[...path]/page.tsx

@@ -6,7 +6,6 @@ import Blocks from "@/components/Blocks"
 import SectionHeader from "@/components/Section/Header"
 import TrackingSDK from "@/components/TrackingSDK"
 import { getIntl } from "@/i18n"
-import { setLang } from "@/i18n/serverContext"
 
 import styles from "./page.module.css"
 
@@ -14,11 +13,9 @@ import type { LangParams, PageArgs } from "@/types/params"
 
 export { generateMetadata } from "@/utils/generateMetadata"
 
-export default async function MyPages({
-  params,
-}: PageArgs<LangParams & { path: string[] }>) {
-  setLang(params.lang)
-
+export default async function MyPages({}: PageArgs<
+  LangParams & { path: string[] }
+>) {
   const accountPageRes = await serverClient().contentstack.accountPage.get()
   const intl = await getIntl()