text: const CopyWebpackPlugin = require('copy-webpack-plugin');
  const {
      override,
      useEslintRc,
      addWebpackExternals,
      addWebpackPlugin
  } = require("customize-cra");
  
  
  module.exports = override( 
      useEslintRc(),
      addWebpackExternals({
          'fhir-mapper': "Mapper",
          'babel-polyfill': "_babelPolyfill"
        }),
        addWebpackPlugin(new CopyWebpackPlugin([
          { context:'node_modules/fhir-mapper/dist/', from: 'app.bundle.js*', to: 'static/js/fhir-mapper' }
      ]))
  );
  