Sneak Toggle GameMode

This feature allows vanished players to toggle their game mode by sneaking.

FeatureSneakToggleGameMode

Parameter	Description	Default Value	Possible Values
fallbackMode	The game mode to switch to if no previous mode is found	SURVIVAL	SURVIVAL, CREATIVE, ADVENTURE, SPECTATOR

Behavior:

• When a vanished player sneaks, their game mode toggles between their current mode and spectator mode.

• The player's original game mode is restored when they stop sneaking.

• The feature ensures that the player's flight status is preserved during the toggle.