[FEATURE]: hardwarebutton for QR code

[CWempe]

Is your feature request related to a problem?

Yes

Description

Without a touch screen it is not easy for users to get the QR code.

Describe the solution you'd like

As mentioned here it would be nice to have a hardwarebutton to get the QR code.

Describe alternatives you've considered

An alternative could be this.

Additional context

I just wanted to create a separate issue so this feature would not be forgotten. ;)

[stale]

This issue has been automatically marked as stale because it has not had recent activity. I am here to help clear issues left open even if solved or waiting for more insight. This issue will be closed if no further activity occurs during the next 2 weeks. If the issue is still valid just add a comment to keep it alive. Thank you for your contributions.

[stale]

This issue has been automatically closed because of inactivity. You can re-open it if needed.