data: acaua_task=classification for task routing; variant/num_classes metadata

weights: pure-PyTorch port of Sense-X/uniformer_image b variant (from ae70a7dc via scripts/convert_uniformer.py)

data: ImageNet-1k labels (1000 classes, upstream MIT)

docs: add Apache-2.0 LICENSE per s4(a)

docs: add NOTICE attribution per Apache-2.0 s4(d) (code AND weights)

docs: acaua mirror model card with code+weights provenance

initial commit