feat(debug): 支持网易 Minecraft 调试启动

新增 debug 子命令，自动准备开发世界、注册内置调试 MOD，并将项目行为包和资源包链接到网易运行目录，方便启动游戏后直接进入调试世界。

调试 MOD 资源随仓库一起嵌入，避免依赖本机绝对路径；Windows junction 写入剥离 verbatim 前缀后的 DOS 路径，保证 Minecraft 能正确读取链接包。

debug_mod/DEBUG_ENV_SCRIPT/QuModLibs/IN.py

@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+from .Util import SystemSide
+lambda: "By Zero123"
+
+IsServerUser = False
+ModDirName = SystemSide.__module__.split(".")[0]
+QuModLibsPath = SystemSide.__module__[:SystemSide.__module__.rfind(".")]
+
+class RuntimeService:
+    _serverSystemList = []
+    _clientSystemList = []
+    _serverStarting = False
+    _clientStarting = False
+    # LOADER SYSTEM
+    _serverLoadBefore = []      # type: list[function]
+    _clientLoadBefore = []      # type: list[function]
+    _serverLoadFinish = []      # type: list[function]
+    _clientLoadFinish = []      # type: list[function]
+    # THREAD ID
+    _serverThreadID = None
+    _clientThreadID = None
+    _envPlayerId = None
+
+def getUnderlineModDirName():
+    # type: () -> str
+    """ 获取下划线MOD目录名称 返回结果与preset内置变量__LQuModName__一致 (仅支持ascii字符串) """
+    newStr = []     # type: list[int]
+    for i, _charStr in enumerate(ModDirName):
+        _char = ord(_charStr)
+        if (_char >= 65 and _char <= 90):
+            # 大写内容 进行处理
+            if i > 0:
+                newStr.append(ord("_"))
+            newStr.append(_char + (97 - 65))
+            continue
+        # 常规小写内容 直接追加
+        newStr.append(_char)
+    return "".join((chr(x) for x in newStr))
+
+def GET_THREAD_ID():
+    """ 获取当前线程ID """
+    from threading import current_thread
+    return current_thread().ident
+
+def IS_SERVER_THREAD():
+    """ 检查是不是服务端线程 """
+    return RuntimeService._serverThreadID != None and GET_THREAD_ID() == RuntimeService._serverThreadID
+
+def IS_CLIENT_THREAD():
+    """ 检查是不是客户端线程 """
+    return RuntimeService._clientThreadID != None and GET_THREAD_ID() == RuntimeService._clientThreadID
+
+def GET_THREAD_TYPE():
+    """ 获取线程类型 -1.主线程 0.服务端线程 1.客户端线程 """
+    tid = GET_THREAD_ID()
+    if tid == RuntimeService._serverThreadID:
+        return 0
+    elif tid == RuntimeService._clientThreadID:
+        return 1
+    return -1