add deprecation notice

src/pages/overlay.js

@@ -63,6 +63,21 @@ export default function Overlay(props) {
       <SongInfo />
       <ScoreStats />
       <CutStats />
+
+      <p
+        style={{
+          fontSize: 50,
+          position: "absolute",
+          top: 0,
+          right: 0,
+          paddingRight: "10px",
+        }}
+      >
+        This overlay is deprecated use:{" "}
+        <a href="https://ssr.fascinated.cc/overlay/builder">
+          https://ssr.fascinated.cc/overlay/builder
+        </a>
+      </p>
     </div>
   );
 }