Builds with protobuf v29.2 compiled and installed locally. Set
CMAKE_PREFIX_PATH via cmake.configureArgs.
The find_package(Protobuf CONFIG REQUIRED) will likely break the debian
build.
The code requires cc_generic_services = true in the service proto files.
nng_msg payload is:
request format : size:u32 + serialized MethodCall
response format: size:u32 + serialized MethodCallResponse
Dispatch is done using descriptors, message prototypes and protobuf.Any.
Error handling is missing apart from error logging.
