Generating builds from scripts in Unity

BuildWin64NoDRM.cs

[MenuItem("Builds/Win 64bits/DRM Free")]
public static void BuildWin64NoDRM() {
  string[] levels = new string[] {
    "Assets/Test_Levels/LoadingScreen.unity",
    "Assets/Test_Levels/Main_Menu.unity",
    "Assets/Test_Levels/Credits.unity",
    "Assets/Test_Levels/Tutorial.unity",
    "Assets/Test_Levels/Test_Level.unity",
    "Assets/Test_Levels/Death_Menu.unity"
  };

  UnityEditor.PlayerSettings.runInBackground = false;
  string message = BuildPipeline.BuildPlayer(
    levels,
    "../Builds/DRMFree/Win64/GameTitle.exe",
    BuildTarget.StandaloneWindows64,
    BuildOptions.ShowBuiltPlayer);

  if (string.IsNullOrEmpty(message))
    UnityEngine.Debug.Log("Win64 build complete");
  else
    UnityEngine.Debug.LogError("Error building Win64:\n" + message);
}