Python: [BREAKING] Main to core (#983)

* removed pydantic from types

* fix assistants client

* Remove Pydantic usage from workflow code.

* updated lock and test fixes

* moved main to core, and setup meta package

* updated versions

* updated lock

* fixed agents dependency

* added retry to merge tests

---------

Co-authored-by: Evan Mattson <evan.mattson@microsoft.com>

python/packages/azure-ai/pyproject.toml

@@ -4,7 +4,7 @@ description = "Azure AI Foundry integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "0.1.0b1"
+version = "1.0.0-b251001"
 license-files = ["LICENSE"]
 urls.homepage = "https://learn.microsoft.com/en-us/semantic-kernel/overview/"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,9 +23,9 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework",
+    "agent-framework-core",
     "azure-ai-projects >= 1.0.0b11",
-    "azure-ai-agents >= 1.2.0b4",
+    "azure-ai-agents == 1.2.0b5",
     "aiohttp ~= 3.8",
 ]
 
@@ -85,5 +85,5 @@ mypy = "mypy --config-file $POE_ROOT/pyproject.toml agent_framework_azure_ai"
 test = "pytest --cov=agent_framework_azure_ai --cov-report=term-missing:skip-covered tests"
 
 [build-system]
-requires = ["flit-core >= 3.9,<4.0"]
+requires = ["flit-core >= 3.11,<4.0"]
 build-backend = "flit_core.buildapi"