* Selector group chat that uses LLM to select the next speaker
* Merge remote-tracking branch 'origin/staging' into selector-groupchat
* Add allow_repeated_speaker option
* Add test for allowed_repeated_speaker=True
* Example for selector group chat
* format
* Rename and index
* title for notebook
* Merge remote-tracking branch 'origin/staging' into selector-groupchat
* WIP implementation for agentchat
* WIP
* WIP
* wip
* WIP
* WIP
* WIP
* WIP
* fix types
* format
* fix build
* Fix build
* use a simpler implementation of thread -- list
* Select speaker to return speaker topic type
* add parent topic type to agent container
* Address comments
* Add check to make sure agent id is constant in a team run.
* Fix build