Update options to be public. This means people can implement the interfaces and actually use the options

examples/server/codegen/codegen.go

@@ -14,7 +14,7 @@ type Example struct{}
 
 func (e *Example) Call(ctx context.Context, req *example.Request, rsp *example.Response) error {
 	log.Info("Received Example.Call request")
-	rsp.Msg = server.Config().Id() + ": Hello " + req.Name
+	rsp.Msg = server.DefaultOptions().Id + ": Hello " + req.Name
 	return nil
 }
 

examples/server/handler/example.go

@@ -14,7 +14,7 @@ type Example struct{}
 func (e *Example) Call(ctx context.Context, req *example.Request, rsp *example.Response) error {
 	md, _ := c.GetMetadata(ctx)
 	log.Infof("Received Example.Call request with metadata: %v", md)
-	rsp.Msg = server.Config().Id() + ": Hello " + req.Name
+	rsp.Msg = server.DefaultOptions().Id + ": Hello " + req.Name
 	return nil
 }
 

examples/server/main.go

@@ -31,7 +31,7 @@ func main() {
 	// optionally setup command line usage
 	cmd.Init()
 
-	md := server.Config().Metadata()
+	md := server.DefaultOptions().Metadata
 	md["datacenter"] = "local"
 
 	server.DefaultServer = server.NewServer(