Update README.md

Update README.md

Update README.md

Update default provide and llm

update readme

update readme

update workflow

Add GitHub Action to sync with Hugging Face Spaces

Updates and fixes

UI improvements

update graph path in graph_builder.py

Update config

update

Fix sources panel

Update the static

Replace UI with HTML/CSS

Update requirements

Add phase 3 & 4

add phase 2

fix timeout error

First commit