GUI Admin Tools FREE v3.3.9

1. Fixed an issue with teleporting a player to another world via WorldManagerGUI on the Folia engine.
2. Improved the player head fetching system.

1. Startup logs were refreshed to be clearer and to show the status of startup, metrics, and the soft dependency (JoinLeaveManagerFree).
2. Player messages were unified by adding a constant [GAT] prefix, so they are easier to recognize.
3. The kill command alias was fixed to atkill (the previous alias was wrong / not intuitive).
4. Project metadata and the version number (3.3.8) were organized and made consistent in config files and the build.
5. Small tips were added in the config about flags and command registration.

1. Added a Game Rules GUI.
2. Added the /gamerules command.

1. Updated the API to version 1.21.11.
2. Time / Weather lock features are available starting from version 1.21.11.

1. Added the /servermanager restart confirm command.
2. Added a confirmation requirement for the /servermanager reload and /servermanager stop commands.

1. Fixed all teleport commands to work properly on the Folia and Paper engines.

1. Added support for the /tp, /tptome commands on the Folia engine.

1. Added support for the /tpw <world> command on the Folia engine.