The mechanics around the spawning of the ghost ship dungeon need to be reworked.
- When all three spirits are obtained, the ghost ship must spawn in the NW sea
- When the ghost ship boss is defeated, it must not disappear like in the vanilla game
- Somehow we need to handle the distinction between the final boss entrance and the regular ghost ship entrance.
The mechanics around the spawning of the ghost ship dungeon need to be reworked.