添加项目文件。

Core/MAX.Core/Helpers/EnvironmentHelper.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MAX.Core.Helpers;
+public class EnvironmentHelper
+{
+	private static string? _currentEnvironment;
+
+	// 获取当前环境
+	public static string CurrentEnvironment
+	{
+		get
+		{
+			if (_currentEnvironment == null)
+			{
+				_currentEnvironment = DetermineEnvironment();
+			}
+			return _currentEnvironment;
+		}
+	}
+	public static bool IsTest => CurrentEnvironment.Equals("Test", StringComparison.OrdinalIgnoreCase);
+	public static bool IsDevelopment => CurrentEnvironment.Equals("Development", StringComparison.OrdinalIgnoreCase);
+
+	public static bool IsProduction => CurrentEnvironment.Equals("Production", StringComparison.OrdinalIgnoreCase);
+
+	private static string DetermineEnvironment()
+	{
+		// 1. 检查环境变量
+		var envVar = Environment.GetEnvironmentVariable("DOTNET_ENVIRONMENT") ??
+					Environment.GetEnvironmentVariable("ENVIRONMENT");
+
+		if (!string.IsNullOrEmpty(envVar))
+		{
+			return envVar;
+		}
+
+
+		// 检查当前机器名
+		var machineName = Environment.MachineName;
+		if (machineName.Contains("DEV", StringComparison.OrdinalIgnoreCase) ||
+			machineName.Contains("TEST", StringComparison.OrdinalIgnoreCase))
+		{
+			return machineName.Contains("TEST") ? "Test" : "Development";
+		}
+
+		// 4. 默认返回 Production
+		return "Production";
+	}
+
+	// 获取环境描述
+	public static string EnvironmentDescription
+	{
+		get
+		{
+			if (IsTest) return "测试环境";
+			if (IsDevelopment) return "开发环境";
+			if (IsProduction) return "生产环境";
+			return $"未知环境 ({CurrentEnvironment})";
+		}
+	}
+}