Look at PicoGUS [0], at first it was a similar semi-prototype board with an off-the-shelf Pico module and then it was redesigned into a neat simple expansion ca

Look at PicoGUS [0], at first it was a similar semi-prototype board with an off-the-shelf Pico module and then it was redesigned into a neat simple expansion card. Give it some time. [0] https://picog.us/ https://picog.us/