chore: change version name to 1.2.3

Pfeat(connect-listener): add condition if a player is kicked when attempt to join to avoid creating user data

style: add spaces in line in command argument

refactor(paper-plugin-file): change plugin version and main direction jar

feat(main-command): create argument (commands)

feat(private-message-command): add aliases to command (whisper)

refactor(chat-lab-plugin): change chatlab class name

refactor(command-usage): add argument (-list) to ignore command usage

refactor: change parse-chat method name

chore(background): change background link

style: add empty line

feat(toggle-msg-command): add aliases (toggle-pm)

refactor(ignore-command): remove unnecessary annotation

style: change plugin version to 1.2.1

fix(connect-listener): add a local executor service and remove memory leak