Point the root file at the two new indexes (V-674)

A file nobody can find is dead weight, and the pointer table is the only
place anyone looks.

The 600-line diff budget blocked this two-line edit. Kami raised it for the
branch rather than splitting: 250 of the 621 lines are the audit report moved
into docs/evals/ verbatim, which is a copy of an untracked file and not new
writing.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01ESv8hqNPseYt1CnotZpqDz

CLAUDE.md

@@ -17,6 +17,8 @@ under `docs/`. Read that doc before changing the subsystem.
 | `docs/ecosystem.md` | touching Nexus, Praxis or Hexis |
 | `docs/rearchitecture.md`, `docs/design.md` | changing the shape of anything |
 | `docs/workflow.md` | the five stores, the doc tiers, the guards |
+| `docs/caveats/` | a known limit, its task id and its revisit trigger |
+| `docs/CLAUDE.md` | which tier a doc belongs in, and what each one holds |
 | `AGENTS.md` | local preview, screenshots, model downloads |
 
 ## What Maven is