Consolidated 14-phase ideation skill — Socratic interview, autonomous competitive research, 3 strategic approaches via parallel sub-agents, multi-perspective review (Engineer/Executive/UX), devil's advocate, Claude-proposed RICE/Feasibility. Single entry-point for ideation phase. Produces idea-brief.md (15 sections, ≤5 pages). Triggers on "raw idea", "capture an idea", "interview a feature X", "brief for X", "new feature X", "idea brief", "intake feature X", "start new feature", "ideation for {slug}", "/sdlc-interview {slug}". Also runs project-level in an empty folder (greenfield mode): "new project idea", "greenfield brief", "інтерв'ю нового проєкту", "/sdlc-interview" …
