* Agentchat refactor

* Move termination stop message to a separate field in task result

* Update quick start example

* Use string stop reason instead of stop message in task result for simpler API

* Use main function

* Remove isinstance check from FunctionTool (#3987)

* Move __init__ Args to class docstring

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

* Termination condition as part of constructor

* Update doc

* Update notebooks

* AssistantAgent no longer sends out StopMessage. We use TextMentionTermination("TERMINATE") on the team instead for default setting.

* Fix test

* Remove termination condition from team constructor

* fix usage

* `ChatAgent` declares the types of messages it produces

* Fix: `create_stream` to return valid usage token counts
* documentation

---------

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

* Run LocalCommandLineCodeExecutor within venv

* Remove create_virtual_env func and add docstring

* Add explanation for LocalCommandLineExecutor docstring example

* Enhance docstring example explanation

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

* Ability to generate handoff message from AssistantAgent

* Fix mypy

* Validation

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Co-authored-by: Victor Dibia <victordibia@microsoft.com>

* first notebook for distributed rock, paper and scissors

* add distributed group chat notebook

* fix formatting

* fix pipeline issues

* fix formatting issue

* promote distributed group chat notebook into a multiple files

* fix docs

* fix docs

* fix pyright

* Apply suggestions from code review

Add PR review suggestions

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

* improving group chat manager from round robin to LLM based

Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>

* remove lfs file to fix

Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>

* add gut back using lfs

Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>

* re-add gif using lfs

Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>

* remove gitattributes

Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>

* redo git lfs add

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Signed-off-by: Mohammad Mazraeh <mazraeh.mohammad@gmail.com>
Co-authored-by: Ryan Sweet <rysweet@microsoft.com>
Co-authored-by: Eric Zhu <ekzhu@users.noreply.github.com>

a mistake about in User Guide sector

* Add css override for banner

* remove merge conflict

* Corrected grammatical errors and typos

* Corrected formating issues

* add comment to explain await vs run

* update output and import

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

* Update dev version

* Update uv

* C#

* update versions

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Co-authored-by: Jack Gerrits <jack@jackgerrits.com>
Co-authored-by: Jack Gerrits <jackgerrits@users.noreply.github.com>

* test multiversion build

* Work on multiversion build

* update refs

* cancel in progress

* add docs dir

* add version switcher

* add version switcher

* add preferred

* version banner and hacky value override...

* add release version

* migrate models

* Update python/packages/autogen-agentchat/src/autogen_agentchat/agents/_tool_use_assistant_agent.py

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

* refactor missing imports

* ignore type check errors

* Update python/packages/autogen-ext/src/autogen_ext/models/_openai/_model_info.py

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

* update packages index page

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

* Use dall-e-3 and better prompt to create character consistency for group chat image generation example

* format

* Update group chat documentation in core to use selector group chat and tool call for illustrator

* Update notebook

* Update group chat with illustration

* Remove embedded fonts in svg

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Co-authored-by: Ryan Sweet <rysweet@microsoft.com>

Co-authored-by: Jack Gerrits <jackgerrits@users.noreply.github.com>

* Restructure extensions, update corresponding docs

* update tests, add deprecation messages

* fix tests

* update lockfile

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* Update version to dev1

* lockfile

* update tilde

* Update indexes for better navigation

* Fix link

* Fix link

* Support structured output

* use ruff format

* add type checking for cookbook

* add the notebook to index.md

* fix the type error

* pass response_format explicitly

* remove casting

* ensure type are correct

* seperate response_format arg

* fix type and resolve pyright errors

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

* move docker code exec to autogen-ext

* fix test

* rename docker subpackage

* add missing renamed package

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Co-authored-by: Leonardo Pinheiro <lpinheiro@microsoft.com>

* Use script-friendly example in README and quickstart

* Remove accidentally commited file

* Update instruction

* Refactor logging in agentchat

* fix notebook

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Co-authored-by: Jack Gerrits <jack@jackgerrits.com>
Co-authored-by: Jack Gerrits <jackgerrits@users.noreply.github.com>