Card: remove the access-request prompt (the repo is not gated)

Card: cite the arXiv paper (2610.06778)

License: CC BY-NC-SA 4.0

Named splits: source, level_0, level_1, level_2, level_3, level_4, level_5

Card: link the IdeaLens collection

Card: link the idealens package and GitHub repo

Rename the corpus IdeaLens-1M -> WildOutlines

IdeaShift: data and card

initial commit