feat(main): Add base theme: This is the falcon theme out of the box.

This is falcon v3.1.2

falcon/_dev/webpack/webpack.development.js

@@ -0,0 +1,28 @@
+const { configureDevServer } = require('./webpack.parts');
+const { HotAcceptPlugin } = require('hot-accept-webpack-plugin');
+const webpack = require('webpack');
+const { merge } = require("webpack-merge");
+
+const devServerConfig = (serverAddress, publicPath, port, siteURL, entriesArray) => {
+  return {
+    devServer: configureDevServer(serverAddress, publicPath, port, siteURL),
+    plugins: [
+      new webpack.HotModuleReplacementPlugin(),
+      new HotAcceptPlugin({
+        test: [
+          ...entriesArray.map(el => `${el}.js`)
+        ]
+      })
+    ],
+    optimization: {
+      runtimeChunk: 'single',
+    }
+  }
+}
+
+exports.developmentConfig = ({ port, publicPath, serverAddress, siteURL, entriesArray, devServer }) => merge(
+  {
+    devtool: "cheap-source-map",
+  },
+  devServer ? devServerConfig(serverAddress, publicPath, port, siteURL, entriesArray) : {},
+);