old_contents: var path = require('path');
  var url = require('url');
  
  var compression = require('compression');
  var express = require('express');
  
  var ssr = require('../index');
  var xhr = require('./xhr');
  var proxy = require('./proxy');
  
  module.exports = function (config) {
  	var app = express()
  		.use(compression())
  		.use(xhr());
  
  	var pkgPath = path.join(config.path, 'package.json');
  	var pkg = require(pkgPath);
  	var render = ssr({
  		config: pkgPath + '!npm',
  		main: pkg.main
  	});
  
  
  	if (config.configure) {
  		config.configure(app);
  	}
  
  	if (config.proxy) {
  		var apiPath = config.proxyTo || '/api';
  		app.use(apiPath, proxy(config.proxy));
  	}
  
  	app.use(express.static(path.join(config.path)));
  
  	app.use("/", function (req, res) {
  		const pathname = url.parse(req.url).pathname;
  
  		render(pathname).then(res.send.bind(res));
  	});
  
  	return app;
  };
  
new_contents: var path = require('path');
  var url = require('url');
  
  var compression = require('compression');
  var express = require('express');
  
  var ssr = require('../index');
  var xhr = require('./xhr');
  var proxy = require('./proxy');
  var doctype = '<!DOCTYPE html>';
  
  module.exports = function (config) {
  	var app = express()
  		.use(compression())
  		.use(xhr());
  
  	var pkgPath = path.join(config.path, 'package.json');
  	var pkg = require(pkgPath);
  	var render = ssr({
  		config: pkgPath + '!npm',
  		main: pkg.main
  	});
  
  
  	if (config.configure) {
  		config.configure(app);
  	}
  
  	if (config.proxy) {
  		var apiPath = config.proxyTo || '/api';
  		app.use(apiPath, proxy(config.proxy));
  	}
  
  	app.use(express.static(path.join(config.path)));
  
  	app.use("/", function (req, res) {
  		var pathname = url.parse(req.url).pathname;
  
  		render(pathname).then(function(html) {
  			var dt = config.doctype || doctype;
  			res.send(dt + '\n' + html);
  		});
  	});
  
  	return app;
  };
  
subject: Add HTML5 doctype to all rendered pages.