Python: Rebase durable task feature branch with main

[larohra]

Motivation and Context

Description

Contribution Checklist

• The code builds clean without any errors or warnings
• The PR follows the Contribution Guidelines
• All unit tests pass, and I have added new tests where possible
• Is this a breaking change? If yes, add "[BREAKING]" prefix to the title of the PR.

[markwallace-microsoft]

Python Test Coverage Report •

File	Stmts	Miss	Cover	Missing
packages/azure-ai/agent_framework_azure_ai
_chat_client.py	434	81	81%	298, 566–567, 569, 572, 575, 578–583, 586, 588, 596, 608–610, 614, 617–618, 626–629, 639, 647–650, 652–653, 655–656, 663, 671–672, 680–681, 686–687, 691–698, 703–704, 712, 718, 726–728, 731, 753–754, 816, 831, 843–847, 874–876, 879–880, 938–943, 964, 1005, 1014, 1040
packages/core/agent_framework
_mcp.py	339	57	83%	105, 109, 169, 178, 242, 252–253, 274, 360, 387, 421–422, 424–432, 434–436, 439–440, 486, 501, 519, 560, 573, 576–577, 581, 591, 615, 618–619, 623, 633, 664, 683, 685, 692–693, 712, 714, 720–723, 740–744, 872
_tools.py	675	65	90%	224, 270, 321, 323, 486, 518–519, 620, 622, 636, 654, 668, 680, 685, 687, 694, 727, 781–783, 821, 844, 846–855, 864–870, 898, 908, 1091, 1464–1468, 1568, 1637, 1738, 1744, 1785–1786, 1918, 1957–1958, 1986–1988, 2023–2024, 2087–2088, 2095–2096
packages/core/agent_framework/_workflows
_concurrent.py	191	36	81%	52, 61–62, 70–71, 90–91, 96, 101, 126, 131, 136–137, 143, 165, 175, 182, 349–353, 355, 383, 439, 451, 480–481, 508, 538, 548, 552–553, 564–566
_group_chat.py	604	107	82%	113, 149, 160, 384–394, 413, 440–441, 446, 508, 522, 529, 533–535, 538, 590–591, 593–595, 619–620, 676–685, 694–695, 698, 743, 757–759, 763, 765–769, 774, 776, 782, 786–788, 793–798, 804, 819, 842, 851, 874, 883, 888–889, 1051, 1070, 1074, 1128, 1178, 1196, 1204, 1229–1231, 1470, 1476, 1635, 1649, 1716–1717, 1719–1720, 1722, 1724, 1726–1727, 1963, 2035–2038, 2048, 2059, 2068–2070
_workflow_builder.py	290	38	86%	259, 596, 694, 700–701, 798–799, 805, 808, 810, 812, 819, 822–826, 828, 892, 959, 969, 1028–1029, 1172, 1186–1193, 1195, 1198, 1200–1202, 1210
packages/core/agent_framework/openai
_responses_client.py	484	94	80%	98, 144, 151–152, 155–156, 161–162, 165, 172, 191, 198, 201–208, 210, 215, 221, 225, 240, 243–244, 246, 273, 303, 331–332, 359, 363, 380, 385, 399, 435, 497, 573, 578, 582–584, 604, 619–620, 624–626, 674, 694–695, 708–709, 725–726, 764, 766, 804, 806, 815–816, 834, 836, 909–917, 934–939, 958, 976, 986, 988, 1006–1007, 1009–1011, 1022–1023, 1026, 1028, 1047
TOTAL	16589	2572	84%

Python Unit Test Overview

Tests	Skipped	Failures	Errors	Time
2386	130 💤	0 ❌	0 🔥	56.724s ⏱️

[Copilot]

Pull request overview

This pull request represents a rebase with the main branch, updating the version from 1.0.0b251209 to 1.0.0b251211. It includes several feature additions, bug fixes, and dependency updates across both Python and C# codebases.

Key Changes:

• Added factory pattern support for concurrent and sequential orchestration builders
• Enhanced file ID capture from code interpreter in streaming responses
• Improved MCP tool argument parsing with support for nested objects, typed arrays, and $ref resolution
• Refactored C# AIAgent.Id property to use protected IdCore pattern with C# 13 field initializer
• Updated GitHub Actions workflows and package dependencies

Reviewed changes

Copilot reviewed 73 out of 74 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
python/CHANGELOG.md	Added changelog entries for version 1.0.0b251211 release
python/pyproject.toml	Version bump and dependency updates
python/packages/*/pyproject.toml	Consistent version updates across all packages
python/packages/core/pyproject.toml	Updated mcp dependency from >=1.13 to >=1.23
python/packages/core/agent_framework/_tools.py	Added _build_pydantic_model_from_json_schema for comprehensive JSON schema parsing
python/packages/core/agent_framework/_mcp.py	Refactored to use new JSON schema builder
python/packages/core/agent_framework/openai/_responses_client.py	Added streaming annotation support for file content
python/packages/core/agent_framework/_workflows/_concurrent.py	Added register_participants and register_aggregator factory methods
python/packages/core/agent_framework/_workflows/_workflow_builder.py	Enhanced duplicate executor ID detection
python/packages/core/agent_framework/_workflows/_group_chat.py	Fixed ManagerSelectionResponse JSON schema for OpenAI strict mode
python/packages/azure-ai/agent_framework_azure_ai/_chat_client.py	Added _extract_file_path_contents for code interpreter file handling
python/samples/.../concurrent_participant_factory.py	New sample demonstrating participant factory pattern
python/samples/.../handoff_with_code_interpreter_file.py	New sample for file generation in handoff workflows
python/samples/.../azure_ai_with_code_interpreter_file_generation.py	New samples for both V1 and V2 Azure AI clients
dotnet/src/Microsoft.Agents.AI.Abstractions/AIAgent.cs	Refactored Id property to use protected IdCore with field initializer
dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step05_Conversation/	New sample demonstrating conversation state management
dotnet/Directory.Packages.props	Updated Azure.Identity and AWSSDK.Extensions.Bedrock.MEAI versions
.github/workflows/*.yml	Updated actions/checkout from v5 to v6