Import source: src/app/[locale]/layout

Import the existing local project snapshot. This commit organizes existing files; it does not represent newly developed functionality.

src/app/[locale]/layout.tsx

@@ -0,0 +1,83 @@
+import { NextIntlClientProvider } from 'next-intl';
+import { getMessages, getTranslations } from 'next-intl/server';
+import { Inter, Vazirmatn } from 'next/font/google';
+import { routing } from '@/i18n/routing';
+import { notFound } from 'next/navigation';
+import '@/app/globals.css';
+
+const inter = Inter({
+  subsets: ['latin'],
+  variable: '--font-sans',
+});
+
+const vazirmatn = Vazirmatn({
+  subsets: ['arabic'],
+  variable: '--font-farsi',
+});
+
+type Props = {
+  children: React.ReactNode;
+  params: Promise<{ locale?: string }>;
+};
+
+export async function generateMetadata({ params }: { params: Promise<{ locale?: string }> }) {
+  const { locale = 'en' } = await params;
+  const t = await getTranslations({ locale, namespace: 'Metadata' });
+  return {
+    title: t('title'),
+    description: t('description'),
+    alternates: {
+      canonical: locale === 'en' ? 'https://arsamsabbagh.ir/' : 'https://arsamsabbagh.ir/fa',
+      languages: {
+        en: 'https://arsamsabbagh.ir/',
+        fa: 'https://arsamsabbagh.ir/fa',
+      },
+    },
+  };
+}
+
+export default async function LocaleLayout({ children, params }: Props) {
+  const { locale = 'en' } = await params;
+
+
+  // Validate that the incoming `locale` parameter is valid
+  if (!routing.locales.includes(locale as any)) {
+    notFound();
+  }
+
+  // Get messages for the locale
+  const messages = await getMessages();
+
+  const direction = locale === 'fa' ? 'rtl' : 'ltr';
+
+  // Inline script to prevent theme flash
+  const themeScript = `
+    (function() {
+      try {
+        var theme = localStorage.getItem('theme');
+        if (theme === 'dark' || (!theme && window.matchMedia('(prefers-color-scheme: dark)').matches)) {
+          document.documentElement.classList.add('dark');
+        } else {
+          document.documentElement.classList.remove('dark');
+        }
+      } catch (e) {}
+    })();
+  `;
+
+  return (
+    <html 
+      lang={locale} 
+      dir={direction} 
+      className={`${inter.variable} ${vazirmatn.variable} scroll-smooth`}
+    >
+      <head>
+        <script dangerouslySetInnerHTML={{ __html: themeScript }} />
+      </head>
+      <body className="bg-warm-white dark:bg-near-black text-charcoal dark:text-warm-white/90 antialiased transition-colors duration-300 font-sans">
+        <NextIntlClientProvider messages={messages}>
+          {children}
+        </NextIntlClientProvider>
+      </body>
+    </html>
+  );
+}