refactor: extract key-value pairs from a yml using a function

feat: check config keys are set properly

build: create a new streamlit app file that will be built in Langchain. TO DO: build out Langchain and then remove - rename back to when migration is successful

rename: prompt_template_string to template

feat: include prompt template

refactor: move pdf read to the src

feat: use env vars to store hf token

refactor: use config yaml

build: change to poetry build

change to JSON output

include new secret

init

initial commit