Release update 2026-11-05: new sessions, instructions, annotations (part 108)

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+ "session_id": "20261028_113229_session125",
+ "primitive": "LM18",
+ "batch": "20261028",
+ "participant": "xiaobo",
+ "participant_source": "manifest",
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+ "generated_by": "scripts/sync_dataset.py",
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+ "units": {
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+  "quaternions": "xyzw, Nokov global"
+ },
+ "calibration": {
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+  "date": "2026-10-21"
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+ "flags": [],
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