The course element BigBlueButton should also be usable for anonymous gest users.
- Extend the BigBlueButtonMeeting with a flag to allow guest users
- Show config option in courses that have guest access
- When a guest accesses such a meeting, show an input Field above the join meeting button where they can enter their name. The field is mandatory.
- Add "(guest)" to the name to make them distinguishable from logged in users with the same name.