fastapi uvicorn[standard] gunicorn pydantic-settings sqlalchemy psycopg2-binary alembic celery redis numpy<2.0 pandas-ta matplotlib yfinance newspaper3k lxml_html_clean snscrape@git+https://github.com/JustAnotherArchivist/snscrape.git@master requests beautifulsoup4 torch transformers sentence-transformers langchain langchain-google-genai