Updating front-end dependencies (#2167)

* update to webpack 5

* update babel

* update eslint

* update cheerio

* update npm min to v7

* revert engine change

* generate package lock with npm v6 (lockfileVersion 1)

* add region to test setup

* update blueprint popover2

* tabindex changes due to blueprint popover2 revision

* update snapshots

* update lodash and pako

* fix typo

* fix lodash refactoring

* more lodash refactoring

* update babel and blueprintjs

* update jest support packages

* update puppeteer

* update regl

* update react-icons and react-helmet

* update react and react-dom

client/configuration/webpack/webpack.config.prod.js

@@ -1,4 +1,5 @@
 const path = require("path");
+const webpack = require("webpack");
 const HtmlWebpackPlugin = require("html-webpack-plugin");
 const { CleanWebpackPlugin } = require("clean-webpack-plugin");
 const TerserJSPlugin = require("terser-webpack-plugin");
@@ -45,7 +46,7 @@ const prodConfig = {
         test: /\.(jpg|png|gif|eot|svg|ttf|woff|woff2|otf)$/i,
         loader: "file-loader",
         include: [nodeModules, fonts],
-        query: {
+        options: {
           name: "static/assets/[name]-[contenthash].[ext]",
           // (thuang): This is needed to make sure @font url path is '../static/assets/'
           publicPath: "static/",
@@ -86,6 +87,12 @@ const prodConfig = {
     new CspHashPlugin({
       filename: "csp-hashes.json",
     }),
+    new webpack.DefinePlugin({
+      // webpack 5 no longer polyfills NodeJS modules, so fake the one we need
+      "process.env": JSON.stringify({
+        NODE_ENV: "production",
+      }),
+    }),
   ],
   performance: {
     maxEntrypointSize: 2000000,