update/ removed scikit-learn

update-fix/Fixed major issues of code, api, and models. Model were updated with proper formatiing, FastAPI code is simpler and cleaner, finally the api is optimized by removing pdf parsings

The gitignore and print steps

buf fix/ Model loaded once instead of every request

buf fix/ Model loaded once instead of every request

CPU only use

Fix: use git lfs for large model files

Fix: use git lfs for large model files

initial commit