feat: add language switcher parallel route

app/[lang]/(live-current)/@languageSwitcher/current-content-page/page.tsx

@@ -0,0 +1 @@
+export { default } from "../page"

app/[lang]/(live-current)/@languageSwitcher/page.module.css

@@ -0,0 +1,17 @@
+.desktop {
+  display: none;
+}
+
+.mobile {
+  display: block;
+}
+
+@media (min-width: 950px) {
+  .desktop {
+    display: block;
+  }
+
+  .mobile {
+    display: none;
+  }
+}

app/[lang]/(live-current)/@languageSwitcher/page.tsx

@@ -0,0 +1,54 @@
+import { batchRequest } from "@/lib/graphql/batchRequest"
+import {
+  GetDaDeEnUrls,
+  GetFiNoSvUrls,
+} from "@/lib/graphql/Query/LanguageSwitcherCurrent.graphql"
+
+import Desktop from "@/components/Current/Header/LanguageSwitcher/Desktop"
+import Mobile from "@/components/Current/Header/LanguageSwitcher/Mobile"
+
+import styles from "./page.module.css"
+
+import { LangParams, PageArgs } from "@/types/params"
+import { LanguageSwitcherData } from "@/types/requests/languageSwitcher"
+
+export default async function LanguageSwitcher({
+  params,
+  searchParams,
+}: PageArgs<
+  LangParams,
+  {
+    uid: string
+    uri: string
+  }
+>) {
+  if (!searchParams.uid) {
+    return null
+  }
+
+  const variables = {
+    uid: searchParams.uid,
+  }
+
+  const { data: urls } = await batchRequest<LanguageSwitcherData>([
+    {
+      document: GetDaDeEnUrls,
+      variables,
+    },
+    {
+      document: GetFiNoSvUrls,
+      variables,
+    },
+  ])
+
+  return (
+    <>
+      <section className={styles.desktop}>
+        <Desktop currentLanguage={params.lang} urls={urls} />
+      </section>
+      <section className={styles.mobile}>
+        <Mobile currentLanguage={params.lang} urls={urls} />
+      </section>
+    </>
+  )
+}