Create a flow.config.ts file with the following :
import resolve from "@rollup/plugin-node-resolve";
import commonjs from "@rollup/plugin-commonjs";
import builtins from "rollup-plugin-node-builtins";
import globals from "rollup-plugin-node-globals";
import nodePolyfills from "rollup-plugin-polyfill-node";
export const rollup = (): any[] => {
return [