[SMG-GO] implement a Go SGLang Model Gateway - OpenAI Compatible API Server (#14770)

sgl-model-gateway/bindings/golang/examples/oai_server/service/sglang.go

@@ -0,0 +1,37 @@
+package service
+
+import (
+	sglang "github.com/sglang/sglang-go-grpc-sdk"
+)
+
+// SGLangService wraps SGLang client
+type SGLangService struct {
+	client *sglang.Client
+}
+
+func NewSGLangService(endpoint, tokenizerPath string) (*SGLangService, error) {
+	client, err := sglang.NewClient(sglang.ClientConfig{
+		Endpoint:      endpoint,
+		TokenizerPath: tokenizerPath,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return &SGLangService{
+		client: client,
+	}, nil
+}
+
+// Client returns the underlying SGLang client
+func (s *SGLangService) Client() *sglang.Client {
+	return s.client
+}
+
+// Close closes the SGLang client
+func (s *SGLangService) Close() error {
+	if s.client != nil {
+		return s.client.Close()
+	}
+	return nil
+}