fix(tianji_wuji): nail visual STLs -> used-vertex convex hulls (motion shimmer fix)

fix(tianji_wuji): drop 12 superseded baked tip/softbody visual lines (nail z-fight flicker)

revert(tianji_wuji): drop redundant tip collision geoms from the MJCF

revert(tianji_wuji): drop redundant tip collision from the USD

assets(tianji_wuji): MJCF fingertip/nail collision geoms (+10, gold in collision layer)

assets(tianji_wuji): bake fused tip/nail collision into link4 (+ de-instance fix)

assets(tianji_wuji): fused tip/nail collision STLs (10)

assets(tianji_wuji): MJCF fused visuals — silver nails + visible finger seams

assets(tianji_wuji): fused visual STLs for the MJCF (54 meshes)

assets(tianji_wuji): split material GeomSubsets into meshes (Blender-proof)

assets(tianji_wuji): MJCF rootPlug collision + visual boxes (穿模 fix, MuJoCo side)

assets(tianji_wuji): fused WUJI hand graft — new tianji_wuji.usd + wuji_hand/fused bundle

parrot: trash_bin/tianji_wuji +50 → 50 eps

parrot: pour_bottle_cup/tianji_wuji +80 → 180 eps

parrot: grasp_banana/tianji_wuji +48 → 48 eps

parrot: grasp_apple/tianji_wuji +47 → 47 eps

parrot: grasp_adjustable_wrench/tianji_wuji +49 → 49 eps

parrot: fruit_tray/tianji_wuji +50 → 50 eps

parrot: feast/tianji_wuji +48 → 48 eps

parrot: collect_fruit_bowl/tianji_wuji +50 → 50 eps

parrot: bimanual_lift_box/tianji_wuji +81 → 81 eps

parrot: trash_bin/tianji_wuji +49 → 158 eps

parrot: stack_cubes/tianji_wuji +50 → 160 eps

parrot: pour_kettle_cup/tianji_wuji +50 → 50 eps

parrot: pour_bottle_cup/tianji_wuji +50 → 100 eps

parrot: place_cup_in_box/tianji_wuji +50 → 101 eps

parrot: place_candle_in_box/tianji_wuji +50 → 103 eps

parrot: pack_box/tianji_wuji +49 → 145 eps

parrot: nest_cups/tianji_wuji +50 → 142 eps

parrot: grasp_power_drill/tianji_wuji +50 → 99 eps

parrot: grasp_phillips_screwdriver/tianji_wuji +49 → 100 eps

parrot: grasp_master_chef_can/tianji_wuji +50 → 98 eps

parrot: collect_fruit_bowl/tianji_wuji +3 → 30 eps

parrot: bimanual_lift_box/tianji_wuji +49 → 58 eps

Fix ArtVIP oven_7 and oven_8 hinge frames

publish validated USD+MJCF bundles for 11 ArtVIP articulated objects (#6)

parrot: sort_bins/tianji_wuji +50 → 50 eps

parrot: pour_kettle_cup/tianji_wuji +50 → 50 eps

parrot: pour_bottle_cup/tianji_wuji +50 → 50 eps

parrot: grasp_cylinder/tianji_wuji +50 → 50 eps

parrot: grasp_cup/tianji_wuji +50 → 50 eps

parrot: grasp_cuboid/tianji_wuji +50 → 50 eps

parrot: grasp_candle/tianji_wuji +50 → 50 eps

parrot: grasp_bottle/tianji_wuji +50 → 50 eps

parrot: grasp_apple/tianji_wuji +50 → 50 eps

parrot: fruit_tray/tianji_wuji +50 → 50 eps

chore(data): remove legacy grasp_any trajectories (#7)

parrot: place_cup_in_box/tianji_wuji +51 → 51 eps

parrot: place_candle_in_box/tianji_wuji +50 → 53 eps

parrot: place_can_in_box/tianji_wuji +50 → 83 eps