# Walkthrough

## Open the app

Open the app at [fogo.howtofirebase.com](https://fogo.howtofirebase.com/).

## Open DevTools

[Sourcemaps are currently broken in Chrome](https://github.com/webpack/webpack/issues/3165) for Fogo as of July 2018.

This is best done in Firefox.

Right-click `inspect element` and select the `Debugger` tab. Then click `command + P` to search for and open one file:

* `storage-uploader/src/services/storage.service.js`.

![storage-uploader/src/services/storage.service.js](https://goo.gl/ebT6o7)

## Video

{% embed url="<https://youtu.be/cuHTeqwbr44>" %}