{"agent": "explorer", "room": "lighthouse", "description": "The lighthouse beacon sweeps the horizon. Its light carries fleet intelligence to every corner.", "exits": ["east", "up"], "objects": ["beacon", "lens"], "task": "If lighthouse were a neural network layer, what would it compute?", "stage": {"name": "Recruit", "min_tiles": 0, "message": "Welcome aboard! Explore your first rooms."}}