Shorten humpback label: subpop -> group

Add 2dobs988 humpback whale model (Mozambique C1 subpop)

Switch emoji to whale

Per-model runtime estimate; drop count/duration caps; 15-min compute guard

Accept any input SR >= model's internal rate; show min SR in notes

Pin python 3.11 + downgrade librosa for audiomentations compat

Multi-model bioacoustic detection Space

initial commit