# Phase 9: Docs And Regression Closure - Context

**Gathered:** 2026-04-01
**Status:** Retroactively completed
**Mode:** Docs and test lock-in

<domain>
## Phase Boundary

Write down the Jones formal-theory projection seed in user-facing docs and lock
that behavior with regression tests so it does not quietly drift back to
code-method-only wording.

</domain>
