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DocuLens/cline_docs/activeContext.md

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Active Context

Current Work

  • Implementing authentication system for DocuLens
  • Securing all API endpoints
  • Adding user management functionality
  • Finalizing image description functionality

Recent Changes

  • Removed TxtToPdf functionality:
    • Removed TxtToPdf component from frontend
    • Removed TxtToPdf route from App.js navigation
    • Removed txttopdf endpoint from backend API
    • Removed convert_txt_to_pdf and organize_paragraphs functions from utils.py
    • Removed beautifulsoup4 dependency from Dockerfile
  • Added Flask-Login for backend authentication
  • Created auth.py for user management
  • Added Login component to frontend
  • Protected all API routes
  • Added session management
  • Implemented user authentication flow
  • Added image description functionality:
    • Added dedicated /api/image-description endpoint
    • Implemented image description processing pipeline
    • Created ImageDescription React component
    • Added new navigation tab for Image Description
    • Fixed image handling to use proper Gemini Vision API format
    • Implemented base64 encoding with inlineData format for images
    • Added comprehensive error handling and debugging
  • Fixed Google Generative AI integration:
    • Updated package name from 'google-genai' to 'google-generativeai'
    • Upgraded to latest version 0.3.1
    • Completely rewrote all API call functions to use the simpler format for v0.3.1
    • Removed use of genai.types.Content and genai.types.Part classes that don't exist in v0.3.1
    • Fixed image description functionality to properly use inline_data format
    • Fixed the error with 'upload_blob' method by using direct inline data approach
    • Updated Dockerfile to install the correct package
    • Added advanced image optimization to improve API reliability:
      • Resizing large images (max 1600px on any side)
      • Converting to RGB format (handling transparency)
      • Optimizing quality and compression
    • Implemented timeout handling with retry logic:
      • Added exponential backoff retries (3 attempts)
      • Added specific handling for 504 Deadline Exceeded errors
      • Optimized output token limits to avoid timeouts
  • Dependency and prompt updates:
    • Upgraded OCRmyPDF to version 16.10.0
    • Added pikepdf 9.5.2 as a dependency to fix OCRmyPDF compatibility issue
    • Removed the image_desc prompt while keeping ocr, ocr_correction, and translation prompts
    • Added fallback logic for image description functionality to use a simple default prompt

Next Steps

  1. Test authentication system thoroughly
  2. Test image description functionality
  3. Add password change functionality
  4. Consider adding:
    • Password reset capability
    • Account lockout after failed attempts
    • Session timeout settings
  5. Update documentation with authentication and image description details