The future config lets you opt-into future breaking changes via Future Flags. The path to a directory Remix can use for caching things in development, When using this option and targeting non-Node.js server platforms, you may also want to configure Node.js polyfills for the server via serverNodeBuiltinsPolyfill.
Buffer: true, // Provide a JSPM polyfill fs: ' empty', // Provide an empty polyfill },