https://github.com/nextauthjs/next-auth/pull/6777

route.ts

// app/api/auth/[...nextauth]/route.ts
import NextAuth, { type NextAuthOptions } from "next-auth"
import GitHub from "next-auth/providers/github"

export const authOptions: NextAuthOptions = {
  providers: [
    GitHub({
      clientId: process.env.GITHUB_ID,
      clientSecret: process.env.GITHUB_SECRET,
    }),
  ],
}

const handler = NextAuth(authOptions)
export { handler as GET, handler as POST }