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

sgl-model-gateway/bindings/golang/examples/oai_server/config/config.go

@@ -0,0 +1,55 @@
+package config
+
+import (
+	"os"
+)
+
+// Config holds the application configuration
+type Config struct {
+	Endpoint      string
+	TokenizerPath string
+	Port          string
+	LogDir        string
+	LogLevel      string
+}
+
+// Load loads configuration from environment variables with defaults
+func Load() *Config {
+	// Get tokenizer path from environment or use default
+	tokenizerPath := os.Getenv("SGL_TOKENIZER_PATH")
+	if tokenizerPath == "" {
+		tokenizerPath = "../tokenizer"
+	}
+
+	// Get endpoint from environment or use default
+	endpoint := os.Getenv("SGL_GRPC_ENDPOINT")
+	if endpoint == "" {
+		endpoint = "grpc://localhost:20000"
+	}
+
+	// Get port from environment or use default
+	port := os.Getenv("PORT")
+	if port == "" {
+		port = "8080"
+	}
+
+	// Get log directory from environment or use default
+	logDir := os.Getenv("LOG_DIR")
+	if logDir == "" {
+		logDir = "./logs"
+	}
+
+	// Get log level from environment or use default
+	logLevel := os.Getenv("LOG_LEVEL")
+	if logLevel == "" {
+		logLevel = "info"
+	}
+
+	return &Config{
+		Endpoint:      endpoint,
+		TokenizerPath: tokenizerPath,
+		Port:          port,
+		LogDir:        logDir,
+		LogLevel:      logLevel,
+	}
+}