add landing page

docs/tasks/build.js

@@ -0,0 +1,48 @@
+let argv = require('yargs').argv;
+let bin = require('./bin');
+let command = require('node-cmd');
+
+let BrowserSync = require('browser-sync');
+let BrowserSyncPlugin = require('browser-sync-webpack-plugin');
+let ExtraWatchWebpackPlugin = require('extra-watch-webpack-plugin');
+
+let browserSyncInstance;
+let env = argv.e || argv.env || 'local';
+let port = argv.p || argv.port || 3000;
+
+module.exports = {
+    jigsaw: {
+        apply(compiler) {
+            compiler.hooks.done.tap('DonePlugin', (compilation) => {
+                command.get(bin.path() + ' build -q ' + env, (error, stdout, stderr) => {
+                    console.log(error ? stderr : stdout);
+
+                    if (browserSyncInstance) {
+                        browserSyncInstance.reload();
+                    }
+                });
+            });
+        }
+    },
+
+    watch: function (paths) {
+        return new ExtraWatchWebpackPlugin({
+            files: paths,
+        });
+    },
+
+    browserSync: function (proxy) {
+        return new BrowserSyncPlugin({
+            notify: false,
+            port: port,
+            proxy: proxy,
+            server: proxy ? null : { baseDir: 'build_' + env + '/' },
+        },
+        {
+            reload: false,
+            callback: function() {
+                browserSyncInstance = BrowserSync.get('bs-webpack-plugin');
+            },
+        })
+    },
+};