feat:add otel distributed tracing otel python app

[mikebranc]

New SDK Example

Before submitting

1. Test Your Example: Ensure it runs correctly
2. Update Documentation: Verify README is complete and accurate
3. Check Dependencies: Ensure all dependencies are properly listed
4. Environment Variables: Provide .env.example file
5. Code Review: Self-review your code for quality

PR checklist

• Example runs successfully
• README.md is complete and accurate
• Dependencies are properly listed
• Environment variables are documented
• Code follows style guidelines
• Galileo integration is properly implemented
• Tests pass (if applicable)
• No sensitive data is included

Description

This code demonstrates A runnable example showing how to trace a request across a Java Spring Boot gateway and a Python FastAPI + LangGraph RAG service — with a single trace ID stitched together end-to-end in Galileo.

Type of example

• Agent
• Chatbot
• RAG
• Dataset & Experiments

Language

• Python
• TypeScript

Key features

• Feature 1
• Feature 2
• Feature 3

Testing

• Example runs successfully
• README instructions work
• Galileo integration tested

Screenshots/Demo

(If applicable)