重构后端服务架构并优化前端错误处理

go-backend/main.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"log"
+	"os"
+
+	"github.com/gin-gonic/gin"
+	"github.com/joho/godotenv"
+
+	"niumall-go/config"
+	"niumall-go/routes"
+)
+
+func main() {
+	// Load environment variables
+	if err := godotenv.Load(); err != nil {
+		log.Println("No .env file found")
+	}
+
+	// Initialize database
+	config.InitDB()
+
+	// Set Gin to release mode in production
+	if os.Getenv("GIN_MODE") == "release" {
+		gin.SetMode(gin.ReleaseMode)
+	}
+
+	// Create Gin router
+	router := gin.Default()
+
+	// Register routes
+	routes.RegisterRoutes(router)
+
+	// Get port from environment variable or use default
+	port := os.Getenv("PORT")
+	if port == "" {
+		port = "8080"
+	}
+
+	// Start server
+	log.Printf("Server starting on port %s", port)
+	if err := router.Run(":" + port); err != nil {
+		log.Fatalf("Failed to start server: %v", err)
+	}
+}