Combat engine looks up mob template loot table and passes to create_corpse. Goblin template now drops crude club (80%) and 1-3 gold coins (50%).
Phase 1 of fightable mobs: MobTemplate dataclass loaded from TOML, global mobs list, spawn_mob/despawn_mob/get_nearby_mob with wrapping-aware distance. Mob entity gets moves and next_action_at fields.