feat: implement basic seo (metadata, sitemap, robots)

src/app/layout.tsx

@@ -11,11 +11,57 @@ import { I18nProvider } from '@/components/providers/I18nProvider';
 
 
 export const metadata: Metadata = {
+  metadataBase: new URL(process.env.NEXT_PUBLIC_APP_URL || 'https://trustlab.dyzulk.com'),
   title: {
     template: '%s | TrustLab - PKI & Certificate Management',
-    default: 'TrustLab - PKI & Certificate Management',
+    default: 'TrustLab - Secure PKI & Certificate Management System',
+  },
+  description: 'Enterprise-grade Certificate Authority and PKI Management System. Securely manage SSL/TLS certificates, internal CAs, and digital signatures.',
+  keywords: ['PKI', 'Certificate Authority', 'SSL', 'TLS', 'Security', 'Encryption', 'DevOps', 'Certificate Management'],
+  authors: [{ name: 'TrustLab Team' }],
+  creator: 'TrustLab',
+  publisher: 'TrustLab',
+  robots: {
+    index: true,
+    follow: true,
+    googleBot: {
+      index: true,
+      follow: true,
+      'max-video-preview': -1,
+      'max-image-preview': 'large',
+      'max-snippet': -1,
+    },
+  },
+  openGraph: {
+    type: 'website',
+    locale: 'en_US',
+    url: 'https://trustlab.dyzulk.com',
+    siteName: 'TrustLab',
+    title: 'TrustLab - Secure PKI & Certificate Management',
+    description: 'Enterprise-grade Certificate Authority and PKI Management System.',
+    images: [
+      {
+        url: '/banner.png',
+        width: 1200,
+        height: 630,
+        alt: 'TrustLab Platform',
+      },
+    ],
+  },
+  twitter: {
+    card: 'summary_large_image',
+    title: 'TrustLab - PKI & Certificate Management',
+    description: 'Securely manage SSL/TLS certificates and internal CAs with TrustLab.',
+    images: ['/banner.png'],
+    creator: '@dyzulk',
+  },
+  icons: {
+    icon: '/favicon.ico',
+    shortcut: '/favicon.ico',
+  },
+  verification: {
+    google: 'verification_code_placeholder', // User needs to replace this
   },
-  description: 'Advanced Certificate Authority and PKI Management System',
 };
 
 export default function RootLayout({

src/app/robots.ts

@@ -0,0 +1,14 @@
+import { MetadataRoute } from 'next';
+
+export default function robots(): MetadataRoute.Robots {
+  const baseUrl = process.env.NEXT_PUBLIC_APP_URL || 'https://trustlab.dyzulk.com';
+
+  return {
+    rules: {
+      userAgent: '*',
+      allow: '/',
+      disallow: ['/dashboard/', '/api/'],
+    },
+    sitemap: `${baseUrl}/sitemap.xml`,
+  };
+}

src/app/sitemap.ts

@@ -0,0 +1,44 @@
+import { MetadataRoute } from 'next';
+
+export default function sitemap(): MetadataRoute.Sitemap {
+  const baseUrl = process.env.NEXT_PUBLIC_APP_URL || 'https://trustlab.dyzulk.com';
+
+  return [
+    {
+      url: baseUrl,
+      lastModified: new Date(),
+      changeFrequency: 'daily',
+      priority: 1,
+    },
+    {
+      url: `${baseUrl}/signin`,
+      lastModified: new Date(),
+      changeFrequency: 'monthly',
+      priority: 0.8,
+    },
+    {
+      url: `${baseUrl}/signup`,
+      lastModified: new Date(),
+      changeFrequency: 'monthly',
+      priority: 0.8,
+    },
+    {
+      url: `${baseUrl}/contact`,
+      lastModified: new Date(),
+      changeFrequency: 'monthly',
+      priority: 0.7,
+    },
+    {
+      url: `${baseUrl}/tools/key-generator`,
+      lastModified: new Date(),
+      changeFrequency: 'weekly',
+      priority: 0.9,
+    },
+    {
+      url: `${baseUrl}/tools/chat-id`,
+      lastModified: new Date(),
+      changeFrequency: 'weekly',
+      priority: 0.9,
+    },
+  ];
+}