update python/src/client.py

update tests/sample_test.cpp

update src/base_interface.cpp

update include/base_interface.hpp

update python/custom_service/server.py

update python/custom_service/client.py

update python/custom_service/__init__.py

update proto/metrics.proto

update proto/metrics.proto

delete proto/metrics.proto_

update python/custom_service/server.py

update python/custom_service/client.py

update python/custom_service/__init__.py

update python/pyproject.toml

update .gitverse/workflows/smartclasses.yaml