Merge branch 'main' of https://git.54sxh.cn/Dong/CheckDownload

Update.cs

@@ -1026,11 +1026,14 @@ namespace CheckDownload
         {
             try
             {
-                _tempDirectory = Path.Combine(
-                    Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
-                    "Temp",
-                    _appName
-                );
+                string exeDir = AppDomain.CurrentDomain.BaseDirectory;
+
+                _tempDirectory = Path.Combine(exeDir, "Temp");
+
+                if (File.Exists(_tempDirectory))
+                {
+                    throw new IOException($"无法创建目录，因为已存在同名文件: {_tempDirectory}");
+                }
 
                 if (!Directory.Exists(_tempDirectory))
                 {