Summary

Closes #102

I updated various dependencies to address security concerns and maintain compatibility with the latest versions.

• Updated python-multipart from 0.0.9 to 0.0.19 to address CVE-2024-53981 security vulnerability
• Upgraded langchain core package from 0.3.5 to 0.3.21 for improved functionality
• Updated langchain-community from 0.3 to 0.3.9 for latest features
• Upgraded langchain-openai from 0.2.0 to 0.2.11 for enhanced OpenAI integration
• Removed duplicate langchain-openai entry in requirements.txt
• Applied consistent versioning across both requirements.txt and requirements.lite.txt files

Change Type

• Bug fix (non-breaking change which fixes an issue)
• This change requires a documentation update