config-overrides.js

const webpack = require('webpack');

module.exports = function override(config, env) {
    config.resolve.fallback = {
        ...config.resolve.fallback,
        "http": require.resolve("stream-http"),
        "https": require.resolve("https-browserify"),
        "url": require.resolve("url/"),
        "buffer": require.resolve("buffer/"),
        "stream": require.resolve("stream-browserify"),
        "crypto": require.resolve("crypto-browserify")
    };
    config.plugins = (config.plugins || []).concat([
        new webpack.ProvidePlugin({
            process: 'process/browser',
            Buffer: ['buffer', 'Buffer'],
        })
    ]);
    return config;
}