Update legislation README submission links

Update README social post link

Update hackathon README submission links

Prepare hackathon README submission details

Remove Nemotron integration

Revert app defaults to Qwen

Add Modal Nemotron deployment scaffold

Add resilient document QA flow

Switch default Qwen model and collapse Q&A snippets

fix: upgrade app to gradio 6

Merge branch 'hf'

fix: align space runtime with app dependencies

chore: merge hugging face space scaffold

initial commit

docs: document legislation explainer