Add LynkedUp roofing portal: full login + registration auth UI

- Split-screen dark/orange auth shell with animated scan showcase
- Login state machine: social/email, passkey, password, OTP (email/SMS/WhatsApp),
  TOTP, push, try-another-way, forgot-password, terms gate, success
- 4-step registration wizard: Account, Property, Verify, Address
- US-default phone + address with /api/geo lookup (PIN auto-fill / search)
- Roofing-themed content, Inter font, logo from public/image

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/page.tsx

@@ -1,24 +1,6 @@
-import Link from "next/link";
-import { siteConfig } from "@/config/site";
+import { redirect } from "next/navigation";
 
+// Login is the default first page — send visitors straight to the portal.
 export default function Home() {
-  return (
-    <main className="flex-1 flex flex-col items-center justify-center text-center px-6 py-24">
-      <span className="text-sm font-medium text-neutral-500">
-        {siteConfig.shortName}
-      </span>
-      <h1 className="mt-3 text-4xl sm:text-5xl font-bold tracking-tight">
-        {siteConfig.name}
-      </h1>
-      <p className="mt-4 max-w-xl text-neutral-500">
-        {siteConfig.description}
-      </p>
-      <Link
-        href="/dashboard"
-        className="mt-8 inline-flex items-center rounded-full bg-neutral-900 text-white dark:bg-white dark:text-neutral-900 px-6 py-3 text-sm font-medium hover:opacity-90 transition-opacity"
-      >
-        Go to Dashboard →
-      </Link>
-    </main>
-  );
+  redirect("/portal/login");
 }