Add back copy plugin changes

webpack/webpack.common.js

@@ -35,11 +35,18 @@ module.exports = env => ({
     },
     plugins: [
         // exclude locale files in moment
-        new CopyPlugin([
+        new CopyPlugin({
-            { from: '.', to: '../', ignore: ['manifest.json'] }
+          patterns: [
-          ],
+            {
-          {context: 'public' }
+              from: '.',
-        ),
+              to: '../',
+              globOptions: {
+                ignore: ['manifest.json'],
+              },
+              context: './public',
+            }
+          ]
+        }),
         new BuildManifest({
             browser: env.browser,
             pretty: env.mode === "production",