Refactor code and change license to LGPLv3

New version and new features(1.21.5)

• Now you can put the player's items in a shulker(chest) that will be given to the operator who performed the action

New version and new features(1.21)

• Now you can put the player's items in a shulker(chest) that will be given to the operator who performed the action

New version and new features

• Now you can put the player's items in a shulker(chest) that will be given to the operator who performed the action

(Minor fixes)0.0.7a: If you don't have SCF(scalable cats force), you need to download this lib mod to run our mod