Substantial refactoring of code structure

app.mjs

@@ -1,12 +1,10 @@
+import 'dotenv/config';
 import createError from 'http-errors';
 import logger from 'morgan';
+import cors from 'cors';
 import express from 'express';
-import path from 'path';
-import * as dotenv from 'dotenv';
 import router from './routes/index.mjs';
 
-dotenv.config();
-
 let indexRouter = router;
 
 let app = express();
@@ -17,10 +15,13 @@ const PORT = process.env.PORT || 3000;
 //app.set('views', path.join(__dirname, 'views'));
 app.set('view engine', 'ejs');
 
-app.use(logger('dev'));
+// Equivalent to Access-Control-Allow-Origin: *
+// if not configured otherwise
+app.use(cors());
+
+app.use(logger(process.env.DEBUG));
 app.use(express.json());
 app.use(express.urlencoded({ extended: false }));
-//app.use(express.static(path.join(__dirname, 'public')));
 
 app.use('/', indexRouter);