Refit the tourist backpack and photo prop

Hide the tourist photo-pose bag outside camera poses, flatten the backpack straps onto the chest, rebuild the gear GLB/AO and publish the before/after NPC sheet.

docs/blender-assets.md

@@ -200,7 +200,8 @@ carry baked AO and the shared neutral material maps described above.
   the legs through the hem.
 - Preview colours (`PREVIEW_TINTS`) only stand in for `outfit_for()`. The GLBs
   stay neutral.
-- The 0.9.4 baseline found three P1 portrait issues: the tourist's photo prop
-  duplicates the backpack silhouette, the face is shallow/faceted at portrait
-  range, and the backpack straps read as rigid bars. The full ranked list and
-  accepted/deferred items are in [`npc-visual-review.md`](npc-visual-review.md).
+- The 0.9.4 baseline found three P1 portrait issues. The tourist's photo prop
+  now only appears in photo/film poses and the backpack straps were refit as
+  flattened chest bands; the face is still shallow/faceted at portrait range.
+  The full ranked list, measurements and before/after sheet are in
+  [`npc-visual-review.md`](npc-visual-review.md).