NvC_DmN_CH

Results 3 issues of NvC_DmN_CH

https://github.com/opentk/LearnOpenTK/blob/6825eba6a99e097236eb17b768f59c157e6dadde/Chapter1/2-HelloTriangle/Window.cs#L185 I set the window to (1280, 720) but the GL.Viewport is actually set to: ![image](https://github.com/user-attachments/assets/69ecd724-fcaf-49c4-a811-7dededbad1e9) When I used `ClientRectangle.Size.X` and `ClientRectangle.Size.Y` it became proper: ![image](https://github.com/user-attachments/assets/77d49629-44c8-4f75-b742-6ec5b1d1ed49)

It would be really neat if the qc field accepted wildcards ![Image](https://github.com/user-attachments/assets/7aba6937-ae59-49f7-a6f0-6ef6359bd27f)

It's much less painful to sculpt the finer detail in blender