Update GitHub links to renamed repo

Point to renamed dataset; descriptive in-app title

Discoverability: descriptive title + tags

Pin gradio 4.44 compatible stack (fastapi/starlette/pydantic); bind 0.0.0.0:7860

Pin huggingface_hub==0.25.2 (HfFolder) for gradio 4.44 compat

Fix runtime: pin Python 3.12 + audioop-lts backport (pydub/audioop on 3.13)

MBE leaderboard Space (Gradio)

initial commit