fastapi==0.115.11 uvicorn==0.34.0 pydantic==2.10.6 pdfplumber==0.11.5 python-docx==1.1.2 pytesseract==0.3.13 numpy==2.2.4 pandas==2.2.3 scikit-learn==1.6.1 tika==2.6.0 unstructured==0.17.2 pypdf==5.4.0 langchain==0.3.21 python-dotenv PyPDF2 google.generativeai python-multipart fastapi-cors