v9.0.0

✔️ Added

• Added a grid view for calls and made the promoted view more usable in huge calls as well as one-to-one calls #1056 #3569
• Allow to use multiple High-performance backends in parallel for different conversations #3292 #3605
• Allow selecting which video is shown big in the promoted view #3497
• Open files with the viewer apps registered in Nextcloud #2778
• Allow to upload and drag'n'drop files into the chat #2891 #3045
• Allow pasting images/screenshot directly into the chat #3399
• Allow selecting a directory for shared files #2876 #2983
• Allow to limit creating public and group conversations to a group #3095
• Added OCC commands to do basic administrations of conversations #3465
• Allow guests to set their name while waiting in the lobby #3133
• Allow moderators to turn off the microphone of participants #3015

🔧 Changed

• Reduce CPU usage when doing a video call #3413
• Automatic scaling of video quality to allow bigger video calls to further reduce required CPU and bandwidth #3419
• Notify users when talk was updated in the background and a reload is necessary #3336
• Adjust color of leave and join buttons to common styles #3398 #3348

🐞 Fixed

• Try harder to connect with microphone when camera is not readable #3474
• Fix multiple issues when the connection was interrupted #3383 #3457 #3460 #3456 #3402