Add marketing page and layout changes

apps/marketing/src/app/page.tsx

@@ -0,0 +1,47 @@
+import { ArrowRight, MoveRight, SendHorizonal } from "lucide-react";
+import Image from "next/image";
+import { BackgroundBeams } from "~/components/ui/background-beams";
+import { StyledInput } from "~/components/ui/styled-input";
+
+export default function Home() {
+  return (
+    <div className="bg-neutral-950">
+      <div className="h-[100vh] w-full rounded-md  relative flex flex-col items-center justify-center antialiased">
+        <div className="max-w-4xl mx-auto p-4">
+          <h1 className="relative z-10 text-lg md:text-6xl md:leading-[4.5rem]    text-center font-sans font-bold">
+            Open source sending infrastructure for{" "}
+            <span className="bg-clip-text text-transparent bg-gradient-to-r  from-[#06b6d4] to-[#10b981]">
+              developers
+            </span>
+          </h1>
+          <p></p>
+          <p className="text-neutral-300 max-w-lg mx-auto my-4 text-center relative z-10">
+            Send transactional, marketing emails, SMSes and push notifications
+            effortlessly.
+          </p>
+          <p className="text-neutral-300 max-w-lg mx-auto text-xl my-4 text-center relative z-10 mt-10">
+            Join the waitlist!
+          </p>
+          <div className="flex z-10 justify-center items-stretch bg-neutral-800 relative border border-gray-500 focus-within:border-[#06b6d45a] rounded-lg w-[400px] mx-auto mt-2">
+            <input
+              type="text"
+              className="flex-1 bg-transparent  placeholder:text-neutral-600 outline-none relative z-10 px-4 p-2"
+              placeholder="ada@lovelace.com"
+            />
+            <button className="  text-white rounded-lg w-10  bg-slate-100 flex items-center justify-center bg-gradient-to-r  from-[#06b6d4ba] to-[#10b981ba]">
+              <ArrowRight className="text-neutral-700" />
+            </button>
+          </div>
+        </div>
+        <BackgroundBeams />
+      </div>
+      <div className="h-[100vh] w-full rounded-md bg-neutral-950 relative flex flex-col items-center justify-center antialiased">
+        <div className="max-w-2xl mx-auto p-4">
+          <h1 className="relative z-10 text-lg md:text-7xl  bg-clip-text text-transparent bg-gradient-to-b from-neutral-200 to-neutral-600  text-center font-sans font-bold">
+            Join the waitlist
+          </h1>
+        </div>
+      </div>
+    </div>
+  );
+}