pin gradio==5.9.1 + huggingface_hub<1.0

bump gradio to 5.9.1 (hf_hub 1.x compat)

pin python_version 3.12 (Gradio audioop incompat on 3.13)

nr-bundle-classifier — initial release (V8 binary + multiclass-folded, 2026-05-13)

initial commit