Establish the 0.9.4 NPC visual baseline

Add a neutral 48-frame character contact sheet, acceptance criteria and ranked baseline gaps, plus repeatable sheet/comparison tooling. No character GLB or runtime mesh changes.

README.md

@@ -121,6 +121,7 @@ Full setup, every run/test/smoke command, and the controls table are in
 - [`docs/development-status.md`](docs/development-status.md) — Implemented features and what's next.
 - [`docs/smoke-checklist.md`](docs/smoke-checklist.md) — Manual smoke-test checklist.
 - [`docs/blender-assets.md`](docs/blender-assets.md) — Blender asset library: characters, gear, props, attach points.
+- [`docs/npc-visual-review.md`](docs/npc-visual-review.md) — 0.9.4 NPC baseline, acceptance criteria and ranked visual gaps.
 - [`docs/adr/`](docs/adr/) — Architecture Decision Records.
 - [`TODO.md`](TODO.md) — Active tasks plus the 0.x gap analysis and milestone roadmap.