I see this error with the app, reported by NextJS, please fix it. The er

src/auth.ts

@@ -2,8 +2,6 @@
 import NextAuth from 'next-auth';
 import { authConfig } from './auth.config';
  
-export const runtime = "nodejs";
-
 const { handlers, auth, signIn, signOut } = NextAuth(authConfig);
 
 export { handlers, auth, signIn, signOut };

src/middleware.ts

@@ -7,3 +7,5 @@ export const config = {
   // https://nextjs.org/docs/app/building-your-application/routing/middleware#matcher
   matcher: ['/((?!api|_next/static|_next/image|.*\\.png$).*)'],
 };
+
+export const runtime = "nodejs";