Add marketing page and layout changes

apps/web/src/app/(dashboard)/nav-button.tsx

@@ -0,0 +1,23 @@
+"use client";
+
+import Link from "next/link";
+import { usePathname } from "next/navigation";
+import React from "react";
+
+export const NavButton: React.FC<{
+  href: string;
+  children: React.ReactNode;
+}> = ({ href, children }) => {
+  const pathname = usePathname();
+
+  const isActive = pathname === href;
+
+  return (
+    <Link
+      href={href}
+      className={`flex items-center gap-3 rounded-lg px-3 py-2 transition-all hover:text-primary ${isActive ? " bg-secondary" : "text-muted-foreground"}`}
+    >
+      {children}
+    </Link>
+  );
+};