NextAuth "[next-auth][error][JWT_SESSION_ERROR]" (CredentialsProvider)

/**
 * Module augmentation for `next-auth` types. Allows us to add custom properties to the `session`
 * object and keep type safety.
 *
 * @see https://next-auth.js.org/getting-started/typescript#module-augmentation
 */
declare module "next-auth" {
  interface Session extends DefaultSession {
    user: {
      id: string;
      profilePicture: string;
    } & DefaultSession["user"];
  }

  interface User {
    // ...other properties
    // role: UserRole;
    profilePicture: string;
  }
}

/**
 * Options for NextAuth.js used to configure adapters, providers, callbacks, etc.
 *
 * @see https://next-auth.js.org/configuration/options
 */
export const authOptions: NextAuthOptions = {
  callbacks: {
    session: ({ session, user }) => ({
      ...session,
      user: {
        ...session.user,
        id: user.id,
      },
    }),
  },
  secret: env.NEXTAUTH_SECRET!,
  adapter: PrismaAdapter(prisma),
  providers: [
    CredentialsProvider({
      name: "Credentials",

      credentials: {
        username: {
          label: "Username",
          type: "text",
        },

        password: {
          label: "Password",
          type: "password"
        }
      },

      authorize: async (credentials, req) => {
        return {
          id: "1",
          name: "John Smith",
          email: "derock@derock.dev",
          profilePicture: "https://avatars.githubusercontent.com/u/1016365?v=4"
        }
     } // placeholder for now ^ - trying to rule out as many possible errors as i can 
  ],

  session: {
    strategy: "jwt"
  }
};

/**
 * Wrapper for `getServerSession` so that you don't need to import the `authOptions` in every file.
 *
 * @see https://next-auth.js.org/configuration/nextjs
 */
export const getServerAuthSession = (ctx: {
  req: GetServerSidePropsContext["req"];
  res: GetServerSidePropsContext["res"];
}) => {
  return getServerSession(ctx.req, ctx.res, authOptions);
};