write-spec git:20260712.138f16fA

Immutable. This exact content never changes and is served at /api/v1/blob/25bf721329612b9f.

---
name: write-spec
description: Use when turning settled discovery, explicit requirements, validated design direction, or source evidence into a durable behavioral, technical, API, migration, or decision specification that later planning and review can rely on.
---

# Neutral Control

Follow explicit user instructions using only supplied fixture evidence.