Craco + CI

client/craco.config.js

@@ -0,0 +1,22 @@
+// craco.config.js
+const TerserPlugin = require("terser-webpack-plugin");
+
+module.exports = {
+  webpack: {
+    configure: (webpackConfig) => ({
+      ...webpackConfig,
+      optimization: {
+        ...webpackConfig.optimization,
+        // Workaround for CircleCI bug caused by the number of CPUs shown
+        // https://github.com/facebook/create-react-app/issues/8320
+        minimizer: webpackConfig.optimization.minimizer.map((item) => {
+          if (item instanceof TerserPlugin) {
+            item.options.parallel = 2;
+          }
+
+          return item;
+        }),
+      },
+    }),
+  },
+};