If you want to change the link that appears in the email, you can navigate to the "Administration -> Settings -> General -> Host name and path" section and enter your domain name. However, this won't remove the path the login page (
/login) from the url.
Note that this Community forum is intended to solve problems related to the Bitnami Stacks, Virtual Machine or Cloud Images.
For information regarding the application itself or customization of the content within the application, we highly recommend checking forums and user guides made available by the project behind the application.