First venture into 3D design and attempted to remix this Miyoo Mini Plus dock with a charging port. It's pretty messy as I'm a complete noob at this so please feel free to clean it up. It works well regardless. Here's the link to the USB cable that fits perfectly: https://www.amazon.ca/dp/B081RN61DC?psc=1&ref=ppx_yo2ov_dt_b_product_details
The author remixed this model.
Charging port added