feat: rebuild gotcha classifier with multi-model dashboard, metrics, and LFS weights

fix: explicitly bind to 0.0.0.0:7860 in launch() to resolve starting state hang

fix: resolve theme launch error and restore HF Hub fallbacks in app.py

Upload app.py with huggingface_hub

fix: move theme parameter to constructor and remove unsupported launch args in Gradio 4

fix: disable gradio example caching to prevent asyncio crashes on HF Spaces wakeup

initial commit to github