Add de-identified download, remove FLock.io tech refs, add hackathon footer

Release polish: trim HF front-matter, add CODE_OF_CONDUCT, prune duplicate tests

Rename output/ -> outputs/; add docs/CHANGELOG.md

Merge feat/hf-spaces-demo into main; deploy config adapted to src/ layout

Refactor to Gold-RAP structure: src/ package, tests/, docs/, data/, output/

Add Hugging Face Spaces (Docker SDK) deploy config for the live demo

Only mask date-of-birth (not visit dates); readable redaction labels

Remove the roster / gazetteer feature

Consolidate frontend on Streamlit; remove Gradio demo

Consolidate into NoteGuard: fold the Presidio gate into the noteguard spine

Add NHS de-identification gate (Presidio + spaCy)

Initial commit