update readme

Author: ColeBlender

README.md

@@ -50,12 +50,10 @@ import { createAIChatStreamRouteHandlers } from "next-ai-stream/server";
 
 export const dynamic = "force-dynamic";
 
-const { GET, POST } = createAIChatStreamRouteHandlers({
+export const { GET, POST } = createAIChatStreamRouteHandlers({
   client,
   model: "grok-2-latest", // use whatever model you want
 });
-
-export { GET, POST };
 ```
 
 ### 3. Start AI Chat Stream

src/server/public/createAIChatStreamRouteHandlers.ts

@@ -25,12 +25,10 @@ import {
  *
  * export const dynamic = "force-dynamic";
  *
- * const { GET, POST } = createAIChatStreamRouteHandlers({
+ * export const { GET, POST } = createAIChatStreamRouteHandlers({
  *   client,
  *   model: "grok-2-latest",
  * });
- *
- * export { GET, POST };
  * ```
  *
  * @param {AIChatStreamConfig} props - Configuration for the API handlers.