added Home controller

app/controllers/home.js

@@ -0,0 +1,9 @@
+// home.js
+// Copyright (C) 2021 Digital Telepresence, LLC
+// License: Apache-2.0
+
+'use strict';
+
+module.exports.getHome = async (req, res) => {
+  res.send('Hello, controller!');
+};

dtp-sites.js

@@ -4,26 +4,15 @@
 
 'use strict';
 
+const path = require('path');
+
 const express = require('express');
 
+const homeController = require(path.join(__dirname, 'app', 'controllers', 'home.js'));
 
 module.app = express();
 
-module.getHome = async (req, res) => {
-  // res.send('Hello, world!');
-  return 0;
-};
-
-(async ( ) => {
-  try {
-    const result = await module.getHome();
-    console.log(result);
-  } catch (error) {
-    console.log(error);
-  }
-})();
-
-module.app.get('/', module.getHome);
+module.app.get('/', homeController.getHome);
 
 module.app.listen(3000, 'localhost', ( ) => {
   console.log('App started');