Create a new enviroment with python version 3.11 for more information https://www.freecodecamp.org/news/how-to-setup-virtual-environments-in-python/
use pip install -r requirements.txt to install dependencies
make sure to replace os.environ["OPENAI_API_KEY"] with your own OPENAI API key in file back_embedchain.py , for more information: https://openai.com/blog/openai-api
run back_embedchain.py to start the flask server, by default it will run on port 5000 on localhost