text: // establishes app as variable for these specialized routs
  var app = require("express").Router();
  //include the node path module for accessing and manipulating file path systems
  var path = require("path");
  
  //methods to display directories
  app.get("/", (req,res) => res.sendFile(path.join(__dirname,"../public/index.html")));
  
  app.get("/notes", (req,res) => res.sendFile(path.join(__dirname,"../public/notes.html")));
  
  //display index HTML if unknown html extension requested
  app.get("*",function(req,res){
      res.sendFile(path.join(__dirname,"../public/index.html"))
  });
  
  // module exports
  module.exports = app;
  
  
  