Add azure ai agent (#6191)

- Added the support Azure AI Agent. The new agent is named AzureAIAgent.
- The agent supports Bing search, file search, and Azure search tools.
- Added a Jupiter notebook to demonstrate the usage of the AzureAIAgent.

## What's missing?
- AzureAIAgent support only text message responses
-  Parallel execution for the custom functions. 



## Related issue number


[5545](#5545 (comment))

---------

Co-authored-by: Eric Zhu <ekzhu@users.noreply.github.com>

Author: abdomohamed

python/packages/autogen-core/docs/src/reference/index.md

@@ -41,6 +41,7 @@ python/autogen_core.logging
 :caption: AutoGen Extensions
 :maxdepth: 2
 
+python/autogen_ext.agents.azure
 python/autogen_ext.agents.magentic_one
 python/autogen_ext.agents.openai
 python/autogen_ext.agents.web_surfer

python/packages/autogen-core/docs/src/reference/python/autogen_ext.agents.azure.rst

@@ -0,0 +1,8 @@
+autogen\_ext.agents.azure
+================================
+
+
+.. automodule:: autogen_ext.agents.azure
+   :members:
+   :undoc-members:
+   :show-inheritance:

python/packages/autogen-core/docs/src/user-guide/core-user-guide/cookbook/data/nifty_500_quarterly_results.csv

@@ -23,6 +23,7 @@ anthropic = ["anthropic>=0.48"]
 langchain = ["langchain_core~= 0.3.3"]
 azure = [
     "azure-ai-inference>=1.0.0b7",
+    "azure-ai-projects>=1.0.0b8",
     "azure-core",
     "azure-identity",
     "azure-search-documents>=11.4.0",

python/packages/autogen-ext/pyproject.toml

@@ -0,0 +1,10 @@
+try:
+    from ._azure_ai_agent import AzureAIAgent
+except ImportError as e:
+    raise ImportError(
+        "Dependencies for AzureAIAgent not found. "
+        'Please install autogen-ext with the "azure" extra: '
+        'pip install "autogen-ext[azure]"'
+    ) from e
+
+__all__ = ["AzureAIAgent"]