feat: Added Data Path utility for C# scripts/ChatBots

Adds a utility class that allows C# scripts to init a configuration folder for them and get it's path.

MinecraftClient/Scripting/DataPath.cs

@@ -0,0 +1,55 @@
+using System;
+using System.IO;
+
+namespace MinecraftClient.Scripting
+{
+    public static class DataPath
+    {
+        private static string? relativePath;
+        private static string? absolutePath;
+
+        public enum PathType
+        {
+            Relative,
+            Absolute
+        }
+
+        /// <summary>
+        /// 初始化数据目录（修正版）
+        /// Initialize the data directory (Revised version)
+        /// 需要手动传入脚本文件名（不含.cs扩展名）
+        /// Requires manually passing the script file name (without the .cs extension)
+        /// </summary>
+        /// <param name="scriptName">脚本文件名（不含扩展名）Script file name (without extension)</param>
+        public static void Init(string scriptName)
+        {
+            if (string.IsNullOrEmpty(scriptName))
+                throw new ArgumentNullException(nameof(scriptName), "Script name cannot be null or empty(脚本名称不能为空)");
+
+            // 计算路径 Calculate the path
+            relativePath = scriptName;
+            absolutePath = Path.Combine(AppContext.BaseDirectory, scriptName);
+
+            // 创建目录 Create the directory
+            if (!Directory.Exists(absolutePath))
+                Directory.CreateDirectory(absolutePath);
+        }
+
+        /// <summary>
+        /// 获取路径
+        /// Get the path
+        /// </summary>
+        public static string Get(PathType pathType = PathType.Relative)
+        {
+            if (string.IsNullOrEmpty(relativePath) || string.IsNullOrEmpty(absolutePath))
+                throw new InvalidOperationException("Please call DataPath.Init() first to initialize(请先调用DataPath.Init()初始化)");
+
+            return pathType switch
+            {
+                PathType.Relative => relativePath,
+                PathType.Absolute => absolutePath,
+                _ => throw new ArgumentOutOfRangeException(nameof(pathType))
+            };
+        }
+    }
+}