Copenhagen Democracy Summit

Jun 18, 2023

* Adds login system
* Adds attendee list
* Adds profile feature
* Adds placeholder for empty announcements
* Adds LivePolls
* Adds filtering the networking view
* Fixes issue where an error dialog wasnt shown
* Improves schedule's look-and-feel
* Minor GUI fixes
* Fixes a bug where Android 12 crashes when receiving a notification