Fix request locale resolution in site pages

app/[locale]/coming-soon/page.tsx

@@ -1,14 +1,14 @@
 import type { Metadata } from "next";
 import { unstable_noStore as noStore } from "next/cache";
 import { Sparkles } from "lucide-react";
-import { getTranslations } from "next-intl/server";
+import { getLocale, getTranslations } from "next-intl/server";
 
 import { FloatingPreferences } from "@/components/layout/floating-preferences";
 import { MotionFade } from "@/components/motion-fade";
 import { HeroShell, HeroTitle } from "@/components/layout/site-hero";
 import { getSiteSettings } from "@/lib/app-config";
 import { buildLocalizedMetadata } from "@/lib/metadata";
-import { FALLBACK_LOCALE, resolveLocale } from "@/lib/locale";
+import { resolveLocale } from "@/lib/locale";
 
 type ComingSoonPageProps = {
   params: Promise<{
@@ -21,10 +21,10 @@ export const revalidate = 0;
 
 export async function generateMetadata({ params }: ComingSoonPageProps): Promise<Metadata> {
   noStore();
-  const { locale } = await params;
-  const localeKey = resolveLocale(locale, FALLBACK_LOCALE);
-  const t = await getTranslations({ locale: localeKey, namespace: "comingSoon" });
+  await params;
   const siteSettings = await getSiteSettings();
+  const localeKey = resolveLocale(await getLocale().catch(() => siteSettings.defaultLocale), siteSettings.defaultLocale);
+  const t = await getTranslations({ locale: localeKey, namespace: "comingSoon" });
 
   return await buildLocalizedMetadata({
     locale: localeKey,
@@ -39,12 +39,10 @@ export default async function ComingSoonPage({
   params,
 }: ComingSoonPageProps) {
   noStore();
-  const { locale } = await params;
-  const localeKey = resolveLocale(locale, FALLBACK_LOCALE);
-  const [t, siteSettings] = await Promise.all([
-    getTranslations({ locale: localeKey, namespace: "comingSoon" }),
-    getSiteSettings(),
-  ]);
+  await params;
+  const siteSettings = await getSiteSettings();
+  const localeKey = resolveLocale(await getLocale().catch(() => siteSettings.defaultLocale), siteSettings.defaultLocale);
+  const t = await getTranslations({ locale: localeKey, namespace: "comingSoon" });
   const isArabic = localeKey === "ar";
   const lines = [
     {