first commit

src-frontend/craco.config.js

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+const Critters = require('critters-webpack-plugin');
+
+module.exports = {
+    webpack: {
+        configure: (webpackConfig) => {
+            webpackConfig.devtool = 'source-map'; // always enable source maps
+            return webpackConfig;
+        },
+        plugins: {
+            add: [
+                new Critters({
+                    // Critters options
+                    preload: 'swap', // or 'body'
+                    preloadFonts: true,
+                    fonts: true,
+                    noscriptFallback: true
+                })
+            ]
+        }
+    }
+};