Add player leaderboard and homepage preview

app/layout.tsx

@@ -4,6 +4,9 @@ import "./block-theme.css";
 import "./account.css";
 import "./map-theme.css";
 import "./workshop.css";
+import "./leaderboard.css";
+import "./home-map.css";
+import "./rounded-theme.css";
 export const metadata: Metadata = {
   title: {
     default: "MineGeo — Get lost in a familiar world",