Add silent original as townlet-noaudio.mp4

Replace demo with audio version; keep silent original as townlet-noaudio.mp4

Disable CPU fallback: GPU-only on Spaces (CPU froze UI)

Non-blocking CPU fallback: mutex prevents UI freeze on lock contention

3 chars only; adaptive hog deadline (no more GPU task aborted)

All characters on nemotron-4b; one cold-load per fork

Hog GPU once acquired: duration=120, up to 12 sub-drains, 100s deadline

Dean-aligned Llama(): 5 kwargs only; hf_hub_download at module scope; poll 25s

Townlet: initial private upload with Zero-GPU fixes