config-overrides.js

const webpack = require("webpack");

module.exports = function override(config) {
    config.module.unknownContextCritical = false;
    config.module.rules.push({
        test: /\.m?js/,
        resolve: {
            fullySpecified: false,
        },
    });
    config.resolve.fallback = Object.assign(config.resolve.fallback || {}, {
        ...config.resolve.fallback,
        fs: false,
        buffer: require.resolve("buffer"),
        crypto: require.resolve("crypto-browserify"),
        stream: require.resolve("stream-browserify"),
        assert: require.resolve("assert"),
        http: require.resolve("stream-http"),
        https: require.resolve("https-browserify"),
        os: require.resolve("os-browserify"),
        url: require.resolve("url"),
    });
    config.plugins = (config.plugins || []).concat([
        new webpack.ProvidePlugin({
            process: "process/browser",
            Buffer: ["buffer", "Buffer"],
        }),
    ]);
    return config;
};