syntax = "proto3"; package api.services; option go_package = "pkg/pb/api/services"; import "google/api/annotations.proto"; service DebugAPI { rpc GetVersion (GetVersion.Request) returns (GetVersion.Response) { option (google.api.http) = { get: "/api/v1/version" }; }; } message GetVersion { message Request {} message Response { string version = 1; } }