Assistant: Write minor scenarios

Or at least decide what to do with:

• DVD
• VM

Open questions:

• How do they download the ISO?
• How do we make it clear that they are leaving the assistant?

Synopsis:

1. Router
2. Scenario (without overview)

- Dave
- Temporary + final recommendations
- DVD: Links to external howtos
- VM: Documentation

Parent Task: #9203 (closed)

Original created by @sajolida on 10527 (Redmine)