Refactor to use ai/rsc (#253)

middleware.ts

@@ -1,5 +1,8 @@
-export { auth as middleware } from './auth'
+import NextAuth from 'next-auth'
+import { authConfig } from './auth.config'
+
+export default NextAuth(authConfig).auth
 
 export const config = {
-  matcher: ['/((?!api|_next/static|_next/image|favicon.ico).*)']
+  matcher: ['/((?!api|_next/static|_next/image|.*\\.png$).*)']
 }