add integration tests

[nikhilNava]

Task

1. Add integration test to test with observability
2. Remove reference of kairo

[Copilot]

Pull Request Overview

This PR adds integration tests for the OpenAI trace processor to validate observability functionality with real Azure OpenAI services. The tests verify that telemetry data is correctly captured and processed when using the OpenAI Agents SDK.

Key changes:

• New integration test suite for OpenAI trace processor with both basic and tool-based scenarios
• Test infrastructure setup with pytest fixtures for Azure OpenAI and Agent365 configuration
• CI workflow updates to separate unit and integration tests, with integration tests running conditionally based on available secrets

Reviewed Changes

Copilot reviewed 6 out of 7 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
tests/integration/test_openai_trace_processor.py	Adds comprehensive integration tests for OpenAI trace processor with mock span exporter and validation logic
tests/integration/conftest.py	Provides pytest fixtures for Azure OpenAI and Agent365 configuration with environment variable support
tests/integration/init.py	Initializes the integration tests package with proper copyright header
tests/.env.example	Documents the new AZURE_OPENAI_API_KEY environment variable requirement
pyproject.toml	Adds development dependencies and pytest configuration for unit and integration test markers
.github/workflows/ci.yml	Separates unit and integration test execution with conditional integration test runs