Add animation_motion_ybot/: every moving clip baked onto Y Bot (mesh + motion, render inputs)

Fix Mixamo FAQ link (mixamo.com/faq now 404s; use the SPA route)

Add four-view motion render previews on Y Bot (MP4 + camera JSON per view) and document them

Present animation_motion/ as the default set; document the static split

Update repo references after rename

Fix citation author name

Add tabular index (metadata.csv, characters.csv) + card metadata

Add files using upload-large-folder tool