* Group chat refactoring Part 1; Next: HIL and handoff
* Add agent approval flow; next samples
* WIP: samples
* WIP: HIL samples
* Group chat HIL working; next: handoff
* Fix group chat tool approval sample
* WIP: refactor handoff; next handoff handling
* Handoff done; next handoff samples and concurrent and sequential
* Handoff samples, concurrent, and sequential done; next Magentic
* WIP: magentic; next test with samples + HIL
* Magentic Working; next fix all samples and tests
* Fix handoff samples; next tests
* WIP: fixing tests; some orchestration as agent samples are failing
* Group chat unit tests done
* Handoff unit tests done
* Remove old orchestration_request_info and fix related tests
* Magentic unit tests done
* Fix samples
* Fix test
* Fix test 2
* mypy
* Address comments
* Update readme
* Address comments
* Address comments 2
* Replace display name
* Support HITL for orchestration patterns
* Cleanup around naming
* Fix typing issues
* Clean up
* Naming clean up
* Updates to HITL to make it cleaner
* Rename human input hook to orchestration request info
* Clean up per PR feedback
* Prototype: Add request_info API and @response_handler
* Add original_request as a parameter to the response handler
* Prototype: request interception in sub workflows
* Prototype: request interception in sub workflows 2
* WIP: Make checkpointing work
* checkpointing with sub workflow
* Fix function executor
* Allow sub-workflow to output directly
* Remove ReqeustInfoExecutor and related classes; Debugging checkpoint_with_human_in_the_loop
* Fix Handoff and sample
* fix pending requests in checkpoint
* Fix unit tests
* Fix formatting
* Resolve comments
* Address comment
* Add checkpoint tests
* Add tests
* misc
* fix mypy
* fix mypy
* Use request type as part of the key
* Log warning if there is not response handler for a request
* Update Internal edge group comments
* REcord message type in executor processing span
* Update sample
* Improve tests