Update app.py

Update app.py

Add 50-step model link to demo

Add selectable preview durations

Add adjustable RL LoRA controls to four-step preview

Add prominent 4-Step Preview badge

Use four-step wording in hero copy

Fix hero contrast in light mode

Polish four-step Space validation notes

Tune ZeroGPU duration for four-step inference

Switch demo to four-step DMD preview

Update project-page examples and compact layout

ui: polish SANA-Video 2.0 demo

Document ZeroGPU-driven deviations from the reference settings

Route gr.Examples through a Progress-free wrapper

Recalibrate ZeroGPU duration; default to 30 steps

Run dense anchor attention in bf16 (flash) for ~2x speedup

Fix meta-device init of non-buffer rope tensors; gradio 6 theme/css on launch()

Delete files output/* SanaVideo2_5B_720p.yaml with huggingface_hub

SANA-Video 2.0 5B 720p T2V/TI2V demo

Fix dependency resolution: transformers 5 for gradio 6 hub compat

SANA-Video 2.0 5B 720p demo

initial commit