readme: surface demo video + model note at top

submission: Field Notes badge + blog link

submission: link social post

submission: link demo video (mp4)

add demo video (mp4)

submission: link shared agent-traces dataset (Sharing is Caring)

submission: canonical tags + submission section (video/social/traces, Tiny Titan)

submission: add track/sponsor/achievement tags

docs: add demo GIF

Upload assets/demo/safebite-demo.gif with huggingface_hub

ui: strip redundant Contains/May-contain label prefix

Upload folder using huggingface_hub

Upload README.md with huggingface_hub

Upload requirements.txt with huggingface_hub

Upload app.py with huggingface_hub

initial commit