Orange Pi Zero 3 Case

This is my attempt at making a case for my orange pi zero 3. I had printed the case at https://www.printables.com/model/542569-orange-pi-zero-3-case but I didn't like the supports that were required in the tiny holes. I also didn't really love the antenna holder design as it was a bit hard to remove the antenna. Finally, it didn't fully expose the USB pins. So, I designed my own case in fusion 360 with some inspiration from that design. After 6 iterations, I arrived at this design. I have sliced