âš  Invalid next.config.js options detected:
âš  Unrecognized key(s) in object: 'appDir' at "experimental"
âš  See more info here: https://nextjs.org/docs/messages/invalid-next-config

Tried already:

/** @type {import('next').NextConfig} */
module.exports = {
    experimental: {
      appDir: true,
    },
};

/** @type {import('next').NextConfig} */
module.exports = {
   appDir: true,
};