feat(frontend): scaffold Next.js app tooling and static assets

Set up the App Router toolchain, Docker build, Apple emoji vendor script, and public branding assets.

frontend/next.config.mjs

@@ -0,0 +1,25 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  reactStrictMode: true,
+  eslint: { ignoreDuringBuilds: true },
+  images: {
+    // Default "attachment" can prevent some clients from rendering /_next/image in <img>.
+    contentDispositionType: "inline",
+  },
+  async redirects() {
+    return [
+      // Student self-service password recovery is disabled.
+      { source: "/recovery", destination: "/login", permanent: false },
+    ];
+  },
+  async headers() {
+    return [
+      {
+        source: "/c/:path*",
+        headers: [{ key: "X-Robots-Tag", value: "noindex, nofollow, noarchive" }],
+      },
+    ];
+  },
+};
+
+export default nextConfig;