feat(dances): convert baraka1 → nd_01 (+ nd_01_pp loop)

Retarget baraka1.fbx (iClone, 1800f@60) to nd_01.glb (clip ND01) and bake
the ping-pong loop variant nd_01_pp.glb (clip ND01PP). _pp passes loop_qc.py
(0.00 seam pose/velocity gap). Provisional id per registry; awaiting ceremony
assignment.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

docs/dances/REGISTRY.md

@@ -55,6 +55,7 @@ renamed once Jeremy says which ceremony it corresponds to. Rename with:
 
 | id | status | pack(s) | clip | origin take | notes |
 |---|---|---|---|---|---|
+| nd_01 | **provisional** | `nd_01`, `nd_01_pp` | `ND01`, `ND01PP` | baraka1 (iClone, 2026-07-21) | 1800f@60; `_pp` loop passes QC (0.00 seam); awaiting ceremony assignment |
 | fertility_dance_01 | **adopted** | `fertility_dance_01`, `fertility_dance_01_pp` | `FertilityDance01`, `FertilityDance01PP` | aloha1 (iClone, 2026-07-15) | hula |
 | taming_dance_01 | **adopted** | `taming_dance_01`, `taming_dance_01_pp` | `TamingDance01`, `TamingDance01PP` | dance1 (iClone, 2026-07-15) | |
 | war_dance_01 | **adopted** | `war_dance_01`, `war_dance_01_pp` | `WarDance01`, `WarDance01PP` | hakadance1 (iClone, 2026-07-15) | haka |
@@ -64,8 +65,7 @@ renamed once Jeremy says which ceremony it corresponds to. Rename with:
 | — | archived | `hakaOG` | `HakaOG` | hakaOG | near-identical to hakadance1 |
 | — | archived | `haka_mocap` | `HakaFull` | MediaPipe video mocap (2026-07-13) | pre-iClone experiment |
 
-Next free provisional number: **nd_01** (none issued yet — the five keepers predate
+Next free provisional number: **nd_02** (nd_01 = baraka1, issued 2026-07-21).
-the system and keep legacy names until adopted).
 
 ## Boat actions (avatar action clips — direct names, no provisional stage)