fix bugs and add demo!

README.md

@@ -2,7 +2,7 @@
 
 Like [Postman Documenter](https://www.getpostman.com/api-documentation-generator) but for [Insomnia](https://insomnia.rest)! With this tool you can generate beautiful API documentation pages using your Insomnia export file.
 
-Demo coming soon :)
+**Demo: https://jozsefsallai.github.io/insomnia-documenter**
 
 ## Requirements
   * Node.js (8.x or higher is recommended)
@@ -35,6 +35,12 @@ Options:
   -h, --help               output usage information
 ```
 
+## Updating the API
+
+Updating the API is super simple! Since Insomnia Documenter is a plug-and-play web app, you can just replace your `insomnia.json` with your new exported JSON file. Just make sure it's called `insomnia.json`.
+
+The same actually applies to the logo as well (`logo.png`). 
+
 ## Contribution
 
 The CLI tool is a commander applet, while the frontend itself is a Svelte app. This project is still in beta, which means it has bugs and can be improved here and there. Contribution is most welcome :)

bin/demo.js

@@ -0,0 +1,12 @@
+const express = require('express');
+const path = require('path');
+
+const app = express();
+
+app.use('/insomnia-documenter', express.static(path.resolve(__dirname, '..', 'docs')));
+app.get('/', function (req, res) {
+  return res.redirect('/insomnia-documenter');
+});
+app.listen(5000, function () {
+  console.log('App listening on http://localhost:5000');
+});