Peek should always on top and can possible new selected files in explorer to update Peek Content

[honinbo]

Description of the new feature / enhancement

• Peek should be always on top. May be it have a option to set it.
• When select new files on Explorer. I want Peek update content to new selected.

Scenario when this would be used?

Supporting information

No response

[TheJoeFin]

Half of this issue is tracked here. #27042. Can you update this to focus on the always on top function.