PSU Cover Prusa i3

I designed this PSU cover for my DIY Prusa i3 clone. The cover fits perfectly on the power supply I recently bought on AliExpress (DIANQI 12V 20A 240 watts).

To mount this cover, you'll need some additional parts:
- M3 screws 10mm (3 pcs, to mount the cover to the PSU)
- slightly longer M3 screws (4 pcs, to mount the PSU to the frame, length depends on the thickness of your frame)
- M3 square nuts (6 pcs)
- M3 regular or square nut (1 pcs, to fasten the top of the PSU to the frame using t