Redesign README with animations and better presentation

Load vectorstore from HF dataset repo instead of rebuilding

Relax pandas version for faster HF build

Auto-build vectorstore on first run

Track all binary files with LFS

Remove old large file from tracking

Track large CSV with Git LFS

Merge HF space with project files

Update README.md

Initial commit - Rural Health RAG Assistant

initial commit

Duplicate from streamlit/streamlit-template-space