feat: 统一文件上传接口 + 模板图片展示 + 导航页 + 侧边栏调整

main.go

@@ -68,6 +68,7 @@ func main() {
 	userService := service.NewUserService(userRepo)
 	adminService := service.NewAdminService(userRepo)
 	uploadService := service.NewUploadService(storageInstance, cfg)
+	uploadService.EnsureUploadDir() // 创建各模块子目录
 	enterpriseService := service.NewEnterpriseService(enterpriseRepo)
 	shopService := service.NewShopService(shopRepo)
 	foodService := service.NewFoodService(foodRepo)