sparring-partner

This skill should be used whenever the user wants to develop, refine, or stress-test an idea, plan, design, research direction, product/business concept, argument, or any decision with more than one reasonable path — i.e. whenever they want a thinking partner rather than a quick answer. Trigger it when the user says things like "let's brainstorm", "help me think through this", "poke holes in my idea", "be my devil's…