Add Battery to Cyd Yellow Board

I need a skilled electronics expert to print a 3d enclosure to integrate a lithium-ion battery into my Cyd Yellow board with a 2.8-inch screen. The board requires a 5V power supply and should be able to utilize both micro USB and USB-C power inputs... (Budget: $10 - $30 USD, Jobs: 3D Printing, Electrical Engineering, Electronics, PCB Layout, Prototyping)