add main.py for server initialization; update file handling in DatabaseUpdater and improve context retrieval in ToolCall

update address

add context tool

fix tool call when tool call arguments is in chunk

add prompt for openai mode

change to openai library

update prompt and model

migrate to langchain pinecone and use groq tool call model

fix the bugs

add tool call to inform team in case of insufficient context

remove rag tool for better performance

add tool calls and implemented knowledge base

implement chat history

update prompt to make responses more concise and use markdown for links

update prompt for markdown format

make chat client async

migrate to groq

add api to update the pinecone database

update chatbot to use llama 3 8b instruct model and update prompts accordingly

update prompt to direct the user to visit the website for further query

update prompt and add temperature parameter

create chat client