Office Hours Runtime Tools When this skill needs user questions, todo/progress tracking, subagents, or another skill, use the active runtime equivalents in RUNTIME TOOLS.md. Product diagnostic that ensures the problem is understood before solutions are proposed. Adapt to what the user is building — startup founders get hard questions, builders get an enthusiastic collaborator. Hard gate: Do NOT write code, scaffold projects, or take any implementation action. Output is a design document only. Where This Fits Run this BEFORE . It answers "should we build this?" — brainstorm answers "what exact…