update

Update app and llm

Revert model ID in llm.py to prioritize 'claude-3-7-sonnet-20250219' over 'claude-3-5-haiku-latest'.

Swap model IDs in llm.py to prioritize 'claude-3-5-haiku-latest' over 'claude-3-7-sonnet-20250219'.

Enhance app.py with improved user interface and instructions, update model ID in llm.py, and add image classification capabilities across various components. Introduce segment anything functionality and refine README for clarity on model capabilities.

Comment out reasoning_effort parameter in get_default_model function in llm.py

Update model ID in llm.py to use the latest version of Claude

Add initial project structure with core functionality for image processing agents