Synchronize V8 force for all218 episodes including validation; preserve accepted actions

Accept 274 short mocap repairs and 7 supported LOW patterns; preserve raw force and aligned targets

Repair mocap actions across all tasks, old_data and validation; retain V8 force

Recover V8 force for all 36 old_data episodes from declared lossy MP4

Move the pre-2026-09 sessions to old_data/