syntax = "proto3";

option go_package = "proto/cmd-demo;cmd_demo";

package demo;

message UserInfoReq {
  int64 user_id = 1;
}

message UserInfoResp {
  int64 user_id = 1;
  string username = 2;
}

// User service
service User {
  rpc UserInfo(UserInfoReq) returns (UserInfoResp) {}
}