The current page you're viewing is index.html.erb.
You can edit this file at app/views/voice/index.html.erb
and it's being served from the VoiceController.
Feel free to completely change this controller and use it as the starting foundation of your application.
This view is configured to use Tailwind and the layout template for this page (and every other page in the voice controller)
is app/views/layouts/voice.html.erb.
You can change any of this.
There's a set of example components that will be helpful in building a voice application.
View components.
The source for that page is viewable at app/views/voice/components.html.erb.
This app is built on the Jumpstart Pro Rails template, a multi-tenant SaaS starter application.
It includes subscription billing, team management, user authentication, and other standard Rails app infrastructure.
Most of this lives in lib/jumpstart/.
You can explore this functionality by visiting the SaaS homepage.