[Feature]: Add trace_endpoint decorator

[Dwij1704]

💡 Feature Description and Proposed Solution

Create a new decorator to track http request and response along with all LLM/Agentic interactions within the endpoint execution.

🤔 Related Problem

No response

🤝 Contribution

• Yes, I'd be happy to submit a pull request with these changes.
• I need some guidance on how to contribute.
• I'd prefer the AgentOps team to handle this update.