<!-- TOC: Philosophy | THE EXACT PROMPT | Decision Tree | Command Map | Transform Patterns | Validation Loop | Risk Tiers | References -- bd → br Migration Core Philosophy: One behavioral change, mechanical transforms. The ONLY difference is git handling—everything else is find-replace. Why This Matters Incomplete migrations leave broken docs. Agents follow stale instructions, expect auto-commit, and lose work. This skill ensures complete, verified migrations . --- THE EXACT PROMPT — Single File Migration Why This Prompt Works - Ordered transforms : Dependencies exist (sync must change before…