remove auth: anyone with the link can annotate; Peter/Jonathan picked via dropdown

upgrade to gradio 5.x (starlette 1.0 + pydantic 2.13 compatible)

fix: monkey-patch gradio_client.utils for bool schemas (pydantic 2.10+)

fix: pin huggingface_hub<1.0 (HfFolder removed in 1.x)

fix: pin python 3.11; rename roles to Peter/Jonathan

deploy: app, manifest, requirements, README, DEPLOY

initial commit