Setup HF Metadata

add ping_hf, fix readme and streamlit url's, add desc to HF readme

cleanup - add local/ move unused preprocess code from api/ to local/

Add NewChat button

s change prompt

s change prompt

s change prompt

add __init__.py to services/

s fix

fix env problems

fix frontend dir deploy issue

Restructure project into api/frontend and migrate to Streamlit/HF Spaces