feat(website): Next.js 16 marketing website with RTL/Farsi

Marketing website for Meezi platform:
- Server-side rendered pages: home, demo, blog, pricing
- RTL/Farsi layout with Vazirmatn font
- SEO metadata and Open Graph tags
- proxy.ts for Next.js 16 middleware convention
- MEEZI_API_URL internal Docker network routing

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

web/website/next.config.mjs

@@ -0,0 +1,15 @@
+import createNextIntlPlugin from "next-intl/plugin";
+
+const withNextIntl = createNextIntlPlugin("./src/i18n/request.ts");
+
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  output: "standalone",
+  images: {
+    remotePatterns: [
+      { protocol: "https", hostname: "**.meezi.ir" },
+    ],
+  },
+};
+
+export default withNextIntl(nextConfig);