%groups v8.1.0

This update introduces improved group moderation tools including a fix for role and permission assignment, ban/unban functionality, and better offline support for message editing. Performance improvements include faster SQLite operations and more responsive mention features across Chat channels, DMs, and comments. The release also resolves multiple critical bugs affecting navigation, image viewing, contact editing, and group invitations.

• Adds banning and unbanning functionality for public groups
• Adds an ESC hotkey to close the image viewer lightbox
• Adds offline post queuing for message edits
• Improves ~ and @ mention responsiveness in Chat channels, DMs, and comments
• Improves SQLite performance
• Fixes an issue where clicking "Customize" in an empty group, then clicking "Cancel" would result in an inescapable navigation loop
• Fixes an issue where users needed to leave the DM and then return to see emoji reactions in threads
• Fixes an issue where editing a contact's nickname, then editing another profile would show the previous contact's details
• Fixes an issue where attempting to migrate third-party channels (%quorum) would throw an error
• Fixes an issue where re-ordering channels across sections would create duplicates
• Fixes an issue where permissions and roles would fail to propagate to group members
• Fixes an issue where rendering notifications from some Gallery channels would crash the app
• Fixes an issue where failing to wait for a large image to finish uploading would send the image to the back-end as base64