NewServer creates a Server listening on the rpcPort.

WithGRPCOpts sets gRPC server options.

WithGRPCStreamMiddlewares sets up stream middlewares for gRPC server.

WithGRPCUnaryMiddlewares sets up unary middlewares for gRPC server.

WithHTTPMiddlewares sets up HTTP middlewares to work with.

WithHTTPMux sets existing HTTP muxer to use instead of creating new one.

WithHTTPPort sets HTTP RPC port to listen on.

Server is a transport server.

Option is an optional setting applied to the Server.