Add a new sword crafting recipe, made by the author for their own use.
No durability consumption, base attack 6; every 13 valid kills increases attack by 2 and max health by 2.
Default growth cap is level 10, bonuses take effect while held in the main hand, and stacking is prevented.
Press V to activate absorption: zombies unlock hunger effect immunity, skeletons unlock night vision, etc.
Press J to open an independent dialogue window, supporting offline responses and a configurable API.
