* feat: support Minecraft 1.20.5
* build: bump to 1.6.5
* refactor: optimize imports
* docs: update about menu author credits
* docs: update velocity meta author credits
* docs: update URL
* refactor: use Minedown from new repo
* docs: shorten name of Plugin Message API docs page
* deps: bump minimum Velocity version to 380
* Added plugin message api & added LOCAL_GROUP_PLAYERS_ONLINE placeholders
* Fixed conversations, added placeholders to docs and fixed a few bugs
* Solved conversation
* Fixed possible charset problem and moved channels to a map instead of a set
* Changed docs
* Fixed kick issue and fixed problem header/footer on join
