Compacting

Fixed a crash on startup caused by the recent Fabric Language Kotlin update (#1)

Improved performance significantly when a large amount of unique chat messages exist in the mod's recent message history

Fixed chat messages not being compacted if other mods refresh the chat, such as SkyHanni

• Fix an error caused by mods adding chat messages on other threads
• Properly clear old visible message lines when compacting

Added support for versions 1.19.4 through 1.20.6

Initial release