Test 2

app/frontend/styles/application.scss

@@ -6,6 +6,7 @@
   @return url("~assets/images/" + $filename);
 }
 
+$govuk-assets-path: "/2082/assets/";
 $govuk-font-url-function: frontend-font-url;
 $govuk-image-url-function: frontend-image-url;
 $govuk-global-styles: true;

webpack.config.js

@@ -6,7 +6,6 @@ const RemoveEmptyScriptsPlugin = require('webpack-remove-empty-scripts')
 const CopyPlugin = require('copy-webpack-plugin')
 
 const mode = process.env.NODE_ENV === 'development' ? 'development' : 'production'
-const publicPath = '2082/' // process.env.RAILS_RELATIVE_URL_ROOT ?? ''
 
 module.exports = {
   mode,
@@ -49,7 +48,7 @@ module.exports = {
     filename: '[name].js',
     // we must set publicPath to an empty value to override the default of
     // auto which doesn't work in IE11
-    publicPath: publicPath,
+    publicPath: '',
     path: path.resolve(__dirname, 'app/assets/builds')
   },
   plugins: [