Software project brainstorming execution skill. Guides AI through structured brainstorming during the pre-decision phase of software projects — discovering problems, diverging solutions, and converging decisions. Produces actionable project论证 rather than empty talk. Includes problem discovery methodology, solution exploration framework, and feasibility pre-screening. Activates when users need project brainstorming, solution discussion, tech stack selection, or requirements analysis. Works with the self-evolution skill to retrieve past experiences.