dev day #67

frontend/craco.config.js

@@ -4,6 +4,39 @@ module.exports = {
   webpack: {
     alias: {
       '@': path.resolve(__dirname, 'src/')
-    }
+    },
+    configure: (webpackConfig) => {
+      // Optimize for production builds
+      if (process.env.NODE_ENV === 'production') {
+        // Reduce memory usage during build
+        webpackConfig.optimization = {
+          ...webpackConfig.optimization,
+          splitChunks: {
+            chunks: 'all',
+            cacheGroups: {
+              defaultVendors: {
+                test: /[\\/]node_modules[\\/]/,
+                priority: -10,
+                reuseExistingChunk: true,
+              },
+              default: {
+                minChunks: 2,
+                priority: -20,
+                reuseExistingChunk: true,
+              },
+            },
+          },
+          // Use single runtime chunk
+          runtimeChunk: 'single',
+        };
+
+        // Disable source maps if env variable is set
+        if (process.env.GENERATE_SOURCEMAP === 'false') {
+          webpackConfig.devtool = false;
+        }
+      }
+
+      return webpackConfig;
+    },
   }
 };