moved all files to code directory

nodejs/middleware/auth.js

@@ -0,0 +1,19 @@
+'use strict';
+
+const Users = require('../models/users'); 
+
+async function auth(req, res, next){
+	if(req.header('auth-token')){
+		let user = await Users.checkToken({token: req.header('auth-token')});
+		if(user.username){
+			req.user = user;
+			return next();
+		}
+	}
+
+	return res.status(401).json({
+		message: 'Login failed'
+	});
+}
+
+module.exports = {auth};