3. In your new app select 'Add Product' on the left sidebar then choose 'Facebook Login' by clicking the 'Get Started' button. Select the 'Web' option if asked to choose a platform.
4. Enter the your base BookStack url into the 'Site URL' box and save.
5. On the left sidebar again go to 'Facebook Login' -> 'Settings'.
-6. Enter your base BookStack URL again into the 'Valid OAuth redirect URIs' input and save.
+6. Enter the following URLs under 'Valid OAuth Redirect URIs', changing `https://example.com` to your own domain where BookStack is hosted:
+ - `https://example.com/login/service/facebook/callback`
+ - `https://example.com/register/service/facebook/callback`
7. Navigate back to the app 'Dashboard' in the sidebar to find your app id and secret. Add or set these to your `.env` file like so:
```bash
# Replace the below (including '{}' braces) with your facebook APP_KEY and APP_SECRET
Within a book you can directly create pages or you can first create chapters. Chapters provide an additional level of page grouping to keep pages organised but are optional. All the information you write is held within pages. Although books and chapters do not hold information they can be given a short description to assist with searching and visibility.
-Once you start to stack-up books you can start to use Bookshelves to organise your Books. Bookshelves can contain mulitple books and a single books could be placed on multiple Bookshelves.
+Once you start to stack-up books you can start to use Bookshelves to organise your Books. Bookshelves can contain mulitple books and a single book could be placed on multiple Bookshelves.
### Default Colour Coding