move webpack configs in test app

test/app/webpack/server.config.js

@@ -0,0 +1,27 @@
+const config = require('../../webpack/config.js');
+
+module.exports = {
+	entry: config.server.entry(),
+	output: config.server.output(),
+	target: 'node',
+	resolve: {
+		extensions: ['.js', '.html']
+	},
+	module: {
+		rules: [
+			{
+				test: /\.html$/,
+				exclude: /node_modules/,
+				use: {
+					loader: 'svelte-loader',
+					options: {
+						css: false,
+						cascade: false,
+						store: true,
+						generate: 'ssr'
+					}
+				}
+			}
+		]
+	}
+};