Shape Up Planning

Tools: See references/cli-tools/subagents.md for subagent patterns.

Overview

This skill executes the Shape Up planning phase.

Standalone Quick Start

When loaded standalone (via /skill:stelow-product-shape-up), follow these steps in order:

1. shape:10 — Optional parallel recon (codebase context, brownfield only)
2. shape:12 — Tech preview (appetite-gated, codebase analysis)
3. shape:15 — Assumption Check (surface assumptions BEFORE shaping) ← DO NOT SKIP
4. shape:20 — Shaping
5. Proposal output with validation