Release v8.1.1

• (@krobipd) Fixed: with the GUI settings stored on the server, a window of the admin threw away what others had saved in the meantime
• (@GermanBluefox) Fixed: compressed log files (.gz) are shown unpacked again
• (@GermanBluefox) Fixed: the link of a web extension to its own service (e.g. http://%native_friurl% of frigate) was sent to the web instance