feat: add full SEO (generateMetadata, OG, Twitter Card, JSON-LD, sitemap, robots, llms.txt)

app/[lang]/layout.tsx

@@ -1,6 +1,7 @@
 import type { Metadata } from "next";
 import { Playfair_Display, Lato } from "next/font/google";
 import "../globals.css";
+import { prisma } from "@/lib/db";
 
 const playfair = Playfair_Display({
   variable: "--font-playfair",
@@ -13,15 +14,91 @@ const lato = Lato({
   weight: ["300", "400", "700", "900"],
 });
 
-export const metadata: Metadata = {
-  title: "Moy Beach Akyaka | Lüks & Huzur",
-  description: "Akyaka'nın kalbinde doğayla iç içe lüks bir beach, restoran ve otel deneyimi.",
-};
-
 export async function generateStaticParams() {
   return [{ lang: 'tr' }, { lang: 'en' }];
 }
 
+export async function generateMetadata(
+  { params }: { params: Promise<{ lang: string }> }
+): Promise<Metadata> {
+  const { lang } = await params;
+  const settings = await prisma.siteSettings.findFirst();
+
+  const isTr = lang === 'tr';
+
+  const title = isTr
+    ? (settings?.metaTitleTr || 'Moy Beach Akyaka | Lüks & Huzur')
+    : (settings?.metaTitleEn || 'Moy Beach Akyaka | Luxury & Serenity');
+
+  const description = isTr
+    ? (settings?.metaDescTr || "Akyaka'nın kalbinde doğayla iç içe lüks bir beach, restoran ve otel deneyimi.")
+    : (settings?.metaDescEn || 'A luxury beach, restaurant and hotel experience immersed in nature at the heart of Akyaka.');
+
+  const keywords = isTr
+    ? (settings?.metaKeywordsTr || 'moy beach, akyaka, beach, restoran, otel, muğla, deniz, tatil')
+    : (settings?.metaKeywordsEn || 'moy beach, akyaka, beach, restaurant, hotel, mugla, sea, holiday');
+
+  const siteUrl = settings?.siteUrl || 'https://moybeach.com';
+  const ogImage = settings?.ogImage || `${siteUrl}/moy-beach.jpg`;
+
+  return {
+    title,
+    description,
+    keywords,
+    authors: [{ name: 'Moy Beach' }],
+    creator: 'Moy Beach',
+    publisher: 'Moy Beach',
+    robots: {
+      index: true,
+      follow: true,
+      googleBot: {
+        index: true,
+        follow: true,
+        'max-video-preview': -1,
+        'max-image-preview': 'large',
+        'max-snippet': -1,
+      },
+    },
+    alternates: {
+      canonical: `${siteUrl}/${lang}`,
+      languages: {
+        'tr': `${siteUrl}/tr`,
+        'en': `${siteUrl}/en`,
+      },
+    },
+    openGraph: {
+      type: 'website',
+      locale: isTr ? 'tr_TR' : 'en_US',
+      alternateLocale: isTr ? 'en_US' : 'tr_TR',
+      url: `${siteUrl}/${lang}`,
+      siteName: 'Moy Beach',
+      title,
+      description,
+      images: [
+        {
+          url: ogImage,
+          width: 1200,
+          height: 630,
+          alt: title,
+        },
+      ],
+    },
+    twitter: {
+      card: 'summary_large_image',
+      title,
+      description,
+      images: [ogImage],
+      ...(settings?.twitterHandle ? { creator: `@${settings.twitterHandle}`, site: `@${settings.twitterHandle}` } : {}),
+    },
+    verification: {
+      ...(settings?.googleVerify ? { google: settings.googleVerify } : {}),
+    },
+    other: {
+      'theme-color': '#1a1a2e',
+    },
+  };
+}
+
 export default async function RootLayout({
   children,
   params,
@@ -30,9 +107,53 @@ export default async function RootLayout({
   params: Promise<{ lang: string }>;
 }>) {
   const { lang } = await params;
+  const settings = await prisma.siteSettings.findFirst();
+  const siteUrl = settings?.siteUrl || 'https://moybeach.com';
+
+  // JSON-LD Structured Data
+  const jsonLd = {
+    '@context': 'https://schema.org',
+    '@type': 'LocalBusiness',
+    '@id': siteUrl,
+    name: 'Moy Beach',
+    url: siteUrl,
+    logo: settings?.logoUrl || `${siteUrl}/logo.png`,
+    image: settings?.ogImage || `${siteUrl}/moy-beach.jpg`,
+    description: lang === 'tr'
+      ? (settings?.metaDescTr || "Akyaka'nın kalbinde doğayla iç içe lüks bir beach, restoran ve otel deneyimi.")
+      : (settings?.metaDescEn || 'A luxury beach, restaurant and hotel experience immersed in nature at the heart of Akyaka.'),
+    telephone: settings?.phone || '',
+    email: settings?.email || '',
+    address: {
+      '@type': 'PostalAddress',
+      streetAddress: settings?.addressText1 || '',
+      addressLocality: 'Akyaka',
+      addressRegion: 'Muğla',
+      addressCountry: 'TR',
+    },
+    openingHours: settings?.workingHours || '',
+    sameAs: [
+      settings?.instagramUrl,
+      settings?.facebookUrl,
+      settings?.youtubeUrl,
+    ].filter(Boolean),
+    servesCuisine: ['Turkish', 'Mediterranean', 'Seafood'],
+    priceRange: '₺₺₺',
+    geo: {
+      '@type': 'GeoCoordinates',
+      latitude: 37.0437,
+      longitude: 28.3249,
+    },
+  };
 
   return (
     <html lang={lang} className="scroll-smooth">
+      <head>
+        <script
+          type="application/ld+json"
+          dangerouslySetInnerHTML={{ __html: JSON.stringify(jsonLd) }}
+        />
+      </head>
       <body className={`${lato.variable} ${playfair.variable} antialiased`}>
         {children}
       </body>