* Update proto to include remove sub, move to rpc based operations

* dont add a breaking change

* mypy fix

* refactor renaming agent base

* 1st draft

* 1st draft

* format

* rename the tsts

* move IagentWorker

* 1st draft

* format

* gen-proto

* run gen-proto-samples

* format

* merge problem format

* Use official cloud event proto schema

* format

* fix bug in cloud event attribute creation

---------

Co-authored-by: Kosta Petan <kostapetan@gmail.com>
Co-authored-by: Ryan Sweet <rysweet@microsoft.com>

* Cloud event publishing

* Implement cloud event receiving

* impl host servicer and

* Add type prefix subscription

* update example

---------

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

* adds Orleans persistence for AgentState

closes #3809 - refactor .NET code foldersand namespaces for better clarity and maintainability

rename the main classes and mixup folder structure
move some tings from samples into core
cleanup cross-deps
cleanup grpc deps

* Add response for registering agent type and adding subscriptions in distributed runtime

* Update unit tests

* lint

* remove OAgents lib from sln

* add Event back to agent_worker_proto

* regenerate python proto, remove RegisterAgent addition

* add cloudevent.proto to the python generation task

* dotnet rework

* add dotnet workload update to startup

* fix build

* interim fixup

* this is the stuff that was missing

* renaming the .net classes

* more build fixup

* port dev-team sample WIP

* add proto messages and IHandle to agents

* add github variables

* remove OAgents gh-flow

* remove OAgents library

* add .vs to gitignore

---------

Co-authored-by: Kosta Petan <kostapetan@gmail.com>
Co-authored-by: Ryan Sweet <rysweet@microsoft.com>

* host agent runtime API and docs

* graceful shutdown of worker

* HostAgentRuntime --> WorkerAgentRuntimeHost

* Add unit tests for worker runtime

* Fix bug in worker runtime adding sender filed to proto. Documentation.

* wip

* Fix unit tests; refactor API

* fix formatting

* Fix

* Update

* Make source field optional in Event proto

* Support datacontenttype and lay groundwork for unknown payloads

* Update dotnet based on proto changes

* Refactor subscription in single threaded agent runtime

* Update proto to support response result type

* Support RPC and subscription-based broadcast for Python host and worker runtime.

* format

* enable dotnet build for PR check

* add namespace back

---------

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

* initial impl of topics and subscriptions

* Update python/src/agnext/core/_agent_runtime.py

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

* add topic in context

* migrate

* migrate code for topics

* migrate team one

* edit notebooks

* formatting

* fix imports

* Build proto

* Fix circular import

---------

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

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

* Initial prototype of .NET gRPC worker client + service

---------

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