Add reviewed MakeHuman head prototype (vision gate rejected)

docs/screens/head-review/README.md

@@ -1,5 +1,13 @@
 # Head rework — review page (2026-11-04)
 
+> **Historical page / changed source (2026-11-04).** The numbers below describe the
+> earlier decimated MakeHuman head (1,548-tri skin). The shared source
+> `assets/models/blender_src/makehuman_head.glb` now holds the higher-resolution
+> standalone prototype; its automated vision gate returned **REJECT** (inconsistent
+> globe depth across views and no visible lid overlap). See
+> [`../../makehuman-head-review.md`](../../makehuman-head-review.md). Re-run the
+> library head build before relying on the comparison counts below.
+
 This page is the review checkpoint for the NPC head rework. The goal was to replace the
 sphere-and-floating-primitive face with a head that has real nose / chin / jaw landmarks at
 portrait distance.