Enabled minification by default.

source/Web/browserslist

@@ -0,0 +1 @@
+Last 2 versions

source/Web/gulpfile.js

@@ -2,19 +2,19 @@
 
 'use strict';
 var gulp = require('gulp');
-var plumber = require('gulp-plumber');
-var uglify = require('gulp-uglify');
 var g = require('gulp-load-plugins')();
-var htmlreplace = require('gulp-html-replace');
 var webpack = require('webpack-stream');
 var assign = require('object-assign');
 
 gulp.task('less', function () {
     return gulp
         .src('./less/app.less')
+        // this doesn't really work properly, e.g. https://github.com/ai/autoprefixer-core/issues/27
         .pipe(g.sourcemaps.init())
         .pipe(g.less())
-        .pipe(g.autoprefixer({ browsers: ['last 2 versions'], cascade: false }))
+        .pipe(g.autoprefixer({ cascade: false }))
+        .pipe(g.cleanCss({ processImport: false }))
+        .pipe(g.rename('app.min.css'))
         .pipe(g.sourcemaps.write('.'))
         .pipe(gulp.dest('wwwroot'));
 });
@@ -31,7 +31,7 @@ gulp.task('js', function () {
 gulp.task('html', function () {
     return gulp
         .src('./index.html')
-        .pipe(htmlreplace({ js: 'app.min.js', css: 'app.css' }))
+        .pipe(g.htmlReplace({ js: 'app.min.js', css: 'app.min.css' }))
         .pipe(gulp.dest('wwwroot'));
 });
 

source/Web/package.json

@@ -8,13 +8,17 @@
     "babel-preset-es2015": "^6.3.13",
     "gulp": "^3.9.0",
     "gulp-autoprefixer": "^3.1.0",
+    "gulp-clean-css": "^2.0.6",
     "gulp-concat": "^2.6.0",
     "gulp-html-replace": "^1.5.5",
     "gulp-less": "^3.0.5",
     "gulp-load-plugins": "^1.2.2",
     "gulp-plumber": "^0.6.6",
+    "gulp-rename": "^1.2.2",
     "gulp-sourcemaps": "^1.6.0",
     "gulp-uglify": "^1.5.1",
+    "less-plugin-autoprefix": "^1.5.1",
+    "less-plugin-clean-css": "^1.5.1",
     "object-assign": "^4.0.1",
     "webpack-stream": "^3.1.0"
   },

source/Web/webpack.config.js

@@ -1,17 +1,13 @@
 /* globals module:false, require:false, process:false */
 var webpack = require('webpack');
-
-var plugins = [];
-if (process.env.NODE_ENV === 'production') {
-    plugins.push(new webpack.optimize.UglifyJsPlugin());
-}
-
 module.exports = {
     externals: {
         jquery: 'jQuery'
     },
     devtool: 'source-map',    
-    plugins: plugins,
+    plugins: [
+        new webpack.optimize.UglifyJsPlugin()
+    ],
     entry: [
         'regenerator/runtime',
         './js/app.js'