style(gulpfile): Remove object assign

gulpfile.js

@@ -1,5 +1,4 @@
 // enable debug for gulp
-/* eslint-disable prefer-object-spread/prefer-object-spread */
 process.env.DEBUG = process.env.DEBUG || 'fcc:*';
 require('dotenv').load();
 
@@ -291,11 +290,10 @@ gulp.task('pack-client', function() {
 
   return gulp.src(webpackConfig.entry.bundle)
     .pipe(plumber({ errorHandler }))
-    .pipe(webpackStream(Object.assign(
-      {},
-      webpackConfig,
-      webpackOptions
-    )))
+    .pipe(webpackStream({
+      ...webpackConfig,
+      ...webpackOptions
+    }))
     .pipe(gulpif(condition, gutil.noop(), uglify()))
     .pipe(gulp.dest(dest));
 });
@@ -412,9 +410,8 @@ gulp.task('js', function() {
 });
 
 
-function collector(file, memo) {
-  return Object.assign({}, JSON.parse(file.contents), memo);
-}
+const collector = (file, memo) =>
+  Object.assign(memo, JSON.parse(file.contents));
 
 function done(manifest) {
   return sortKeys(manifest);

webpack.frame-runner.js

@@ -0,0 +1,58 @@
+const webpack = require('webpack');
+const path = require('path');
+
+const __DEV__ = process.env.NODE_ENV !== 'production';
+
+module.exports = {
+  entry: {
+    'frame-runner': './client/frame-runner.js'
+  },
+  devtool: __DEV__ ? 'inline-source-map' : null,
+  node: {
+    // Mock Node.js modules that Babel require()s but that we don't
+    // particularly care about.
+    fs: 'empty',
+    module: 'empty',
+    net: 'empty'
+  },
+  output: {
+    filename: '[name].js',
+    chunkFilename: '[name]-[name].js',
+    path: path.join(__dirname, '/public/js'),
+    publicPath: '/js'
+  },
+  module: {
+    loaders: [
+      {
+        test: /\.jsx?$/,
+        include: [ path.join(__dirname, 'client/') ],
+        loaders: [ 'babel' ]
+      }
+    ]
+  },
+  externals: {
+    rx: 'Rx'
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      'process.env': {
+        NODE_ENV: JSON.stringify(__DEV__ ? 'development' : 'production')
+      },
+      __DEVTOOLS__: !__DEV__
+    }),
+    // Use browser version of visionmedia-debug
+    new webpack.NormalModuleReplacementPlugin(
+      /debug\/node/,
+      'debug/src/browser'
+    ),
+    new webpack.optimize.DedupePlugin(),
+    new webpack.optimize.OccurenceOrderPlugin(true)
+  ]
+};
+
+if (__DEV__) {
+  module.exports.plugins.push(
+    // prevents build on error
+    new webpack.NoErrorsPlugin()
+  );
+}