revert: remove AdSense - incompatible with Next.js SSR

Author: html-proof

src/app/page.tsx

@@ -3,7 +3,6 @@
 import Link from "next/link";
 import NotesBrowser from "@/components/public/NotesBrowser";
 import DynamicBackground from "@/components/layout/DynamicBackground";
-import SimpleAd from "@/components/ads/SimpleAd";
 import { ArrowDown, BookOpen, Layers, Users } from "lucide-react";
 
 export default function Home() {
@@ -93,10 +92,13 @@ export default function Home() {
 
             </section>
 
-            {/* Ad Section */}
-            <div className="container" style={{ marginBottom: "2rem" }}>
-                <SimpleAd adSlot="3325660893" />
-            </div>
+            {/* 
+                Google AdSense is incompatible with Next.js SSR
+                Alternative solutions:
+                1. Use a different ad network (Media.net, Carbon Ads)
+                2. Implement ads after full deployment (not in dev mode)
+                3. Use static banner ads instead of dynamic AdSense
+            */}
 
             {/* 3. Main Browser Area */}
             <div id="browse" style={{ padding: "2rem 1rem 4rem", background: "linear-gradient(to bottom, rgba(0,0,0,0.02) 0%, var(--bg-gradient-end) 100%)" }}>