Even if it didn't touch any company resources the company just needs to be able to claim it was created within the scope of their employment or as part of the w

Even if it didn't touch any company resources the company just needs to be able to claim it was created within the scope of their employment or as part of the work they were hired to make. Which is, you know, hard to argue against if you wrote the code during your employment and copied it into the code base you were hired to work on.