feat: add daily product intelligence and versioned site assets (#64)

Adds privacy-safe aggregate product intelligence, reviewed/versioned website assets, and a dispatch-only rollout until the dedicated Sentry token is verified. Independent review blockers were fixed in 8bc47e4; app checks, website production build, Android CI, and iOS CI are green.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

website/app/layout.tsx

@@ -0,0 +1,98 @@
+import type { Metadata } from 'next'
+import { GeistSans } from 'geist/font/sans'
+import { GeistMono } from 'geist/font/mono'
+import './globals.css'
+import Nav from '@/components/Nav'
+import Footer from '@/components/Footer'
+
+export const metadata: Metadata = {
+  metadataBase: new URL('https://opencode.agentlabs.cc'),
+  title: {
+    default: 'OpenCode Mobile — Your AI Coding Agent, On the Go',
+    template: '%s | OpenCode Mobile',
+  },
+  description:
+    'OpenCode Mobile is a free, open-source Android & iOS client for the opencode AI coding agent. Connect to your own server, stream diffs, and code from anywhere.',
+  keywords: [
+    'opencode mobile',
+    'AI coding agent',
+    'mobile coding',
+    'self-hosted AI',
+    'opencode client',
+    'open source',
+    'Android AI coding',
+  ],
+  authors: [{ name: 'Vibe Technologies' }],
+  creator: 'Vibe Technologies',
+  publisher: 'Vibe Technologies',
+  openGraph: {
+    type: 'website',
+    locale: 'en_US',
+    url: 'https://opencode.agentlabs.cc',
+    siteName: 'OpenCode Mobile',
+    title: 'OpenCode Mobile — Your AI Coding Agent, On the Go',
+    description:
+      'Free, open-source mobile client for opencode. Multi-connection, biometric unlock, streaming diffs — code from anywhere.',
+    images: [
+      {
+        url: '/og.png',
+        width: 1200,
+        height: 630,
+        alt: 'OpenCode Mobile',
+      },
+    ],
+  },
+  twitter: {
+    card: 'summary_large_image',
+    title: 'OpenCode Mobile — Your AI Coding Agent, On the Go',
+    description:
+      'Free, open-source mobile client for opencode. Multi-connection, biometric unlock, streaming diffs.',
+    images: ['/og.png'],
+    creator: '@vibebrowserapp',
+  },
+  robots: {
+    index: true,
+    follow: true,
+    googleBot: {
+      index: true,
+      follow: true,
+      'max-video-preview': -1,
+      'max-image-preview': 'large',
+      'max-snippet': -1,
+    },
+  },
+  alternates: {
+    canonical: 'https://opencode.agentlabs.cc',
+  },
+  icons: {
+    icon: [
+      { url: '/favicon.svg', type: 'image/svg+xml' },
+    ],
+    shortcut: '/favicon.svg',
+  },
+}
+
+export const viewport = {
+  width: 'device-width',
+  initialScale: 1,
+  maximumScale: 5,
+  themeColor: '#000000',
+}
+
+export default function RootLayout({
+  children,
+}: Readonly<{
+  children: React.ReactNode
+}>) {
+  return (
+    <html lang="en" className={`${GeistSans.variable} ${GeistMono.variable}`}>
+      <body className="min-h-screen flex flex-col" style={{ fontFamily: 'var(--font-geist-sans), system-ui, sans-serif' }}>
+        <Nav />
+        <main className="flex-1">
+          {children}
+        </main>
+        <Footer />
+      </body>
+    </html>
+  )
+}