Imports github.com/alibaba/ioc-golang/autowire github.com/alibaba/ioc-golang/autowire/singleton github.com/alibaba/ioc-golang/config go.etcd.io/etcd/client/v3 go.etcd.io/etcd/client/v3/naming/resolver google.golang.org/grpc google.golang.org/grpc/credentials/insecure Standard library imports errors fmt log net/url