Switch citation to arXiv preprint format, add NAVER Cloud Corp. copyright

Add Status section; slim Evaluation to coming-soon preview

Replace teaser image (pencils example, no portrait concerns)

Add arXiv link, fix GitHub URL casing (ExtremeWhenBench)

Switch image src to relative ./assets paths

Add figure3_sweep.png to dataset card assets

Add teaser.png to dataset card assets

Update dataset card (Introduction + Results + figures)

Upload dataset

initial commit