Dotnet Grpc worker implementation #4002

Job	Run time
format	1m 4s
mypy (./packages/autogen-core)	3m 21s
mypy (./packages/autogen-magentic-one)	1m 27s
mypy (./packages/agbench)	58s
mypy (./packages/autogen-ext)	3m 2s
docs (./packages/autogen-core)	1m 38s
mypy (./packages/autogen-agentchat)	1m 24s
docs-example-check (./packages/autogen-core)	3m 20s
mypy (./packages/magentic-one-cli)	1m 32s
lint	53s
pyright (./packages/autogen-core)	58s
samples-code-check	1m 0s
pyright (./packages/autogen-magentic-one)	1m 1s
pyright (./packages/agbench)	1m 6s
test (./packages/autogen-core)	1m 11s
pyright (./packages/autogen-ext)	1m 13s
test (./packages/autogen-magentic-one)	1m 52s
pyright (./packages/autogen-agentchat)	1m 8s
test (./packages/autogen-ext)	4m 11s
pyright (./packages/magentic-one-cli)	1m 4s
test (./packages/autogen-agentchat)	1m 36s
check-proto-changes-python	1m 11s
markdown-code-lint	2m 3s
codecov (./packages/autogen-core)	9s
codecov (./packages/autogen-magentic-one)	9s
codecov (./packages/autogen-ext)	8s
codecov (./packages/autogen-agentchat)	9s
	38m 48s

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