if (args.Length != 3)
{
    return 2;
}

string lockPath = Path.GetFullPath(args[0]);
string stagingPath = Path.GetFullPath(args[1]);
string readyPath = Path.GetFullPath(args[2]);
Directory.CreateDirectory(
    Path.GetDirectoryName(lockPath)
    ?? throw new InvalidOperationException("lock path has no parent"));
Directory.CreateDirectory(
    Path.GetDirectoryName(stagingPath)
    ?? throw new InvalidOperationException("staging path has no parent"));

using var lease = new FileStream(
    lockPath,
    FileMode.OpenOrCreate,
    FileAccess.ReadWrite,
    FileShare.None);
File.WriteAllText(stagingPath, "abandoned bake staging");
File.WriteAllText(readyPath, "ready");
await Task.Delay(Timeout.InfiniteTimeSpan);
return 0;