use LITS metadata

packages/server/next/app/layout.tsx

@@ -2,8 +2,8 @@ import type { Metadata } from "next";
 import "./globals.css";
 
 export const metadata: Metadata = {
-  title: "Create Next App",
-  description: "Generated by create next app",
+  title: "LlamaIndex Server",
+  description: "LlamaIndex Server UI",
 };
 
 export default function RootLayout({

packages/tools/src/index.ts

@@ -6,4 +6,4 @@ export * from "./tools/img-gen";
 export * from "./tools/interpreter";
 export * from "./tools/openapi-action";
 export * from "./tools/weather";
-export * from "./tools/wiki";
+export * from "./tools/wikipedia";