Add Fabric as a datasource

[placerda]

Use Fabric tables as datasource in the Retrieval step.

• Orchestrator
  • [ ] Connect Function to Fabric
  • [ ] Routing
  • [ ] NL2SQL
• Gpt-rag (main repo)
  • [ ] Documentation
• Frontend
  • [ ] Update sources when answer comes from fabric

Architecture "TO-BE" implemented in a separated work item in the future.

The integration with Fabric will requiere to create another Azure Function as Microsoft Service to integrate with Fabric:

We need to prepare an specific function to connect to Fabric as Microservice in order to be used by multiple projects.