Create room 044 (Inside Whale) and wire to room 031

- Added kq4_044_inside_whale scene with exit to room 031
- Updated room 031 to add transition to room 044 (bidirectional connection)
- Both transitions validated with exit checker

scenes/kq4_031_open_ocean/kq4_031_open_ocean.gd

@@ -25,6 +25,10 @@ func _on_desert_island_interacted() -> void:
 	$kq4_043_desert_island.default_script(self)
 
 
+func _on_inside_whale_interacted() -> void:
+	$kq4_044_inside_whale.default_script(self)
+
+
 func _on_room_looked() -> void:
 	start_main_script(ScriptBuilder.init(
 		ScriptBuilder.narrate("You are swimming in a great ocean. Playful fish leap about you as you swim.")