Add contact email confirmation and abuse protection

src/app/page.tsx

@@ -15,6 +15,7 @@ import {
 } from "lucide-react";
 
 import { auth } from "@/auth";
+import { getPostLoginRedirect } from "@/lib/post-login-redirect";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import {
@@ -91,7 +92,7 @@ const proofPoints = [
 export default async function LandingPage() {
   const session = await auth();
   if (session?.user?.id) {
-    redirect(session.user.kitaId ? "/dashboard" : "/onboarding");
+    redirect(getPostLoginRedirect(session.user));
   }
 
   return (