The connectors are 0.1" pitch - so you can easily connect to standard prototyping boards.
The "Zio" connectors are compatible with the Arduino R3 shield pinout:

https://www.st.com/resource/en/user_manual/um1974-stm32-nucleo144-boards-mb1137-stmicroelectronics.pdf
So you could use any Arduino shield which provides suitable JST and/or terminal block connections
A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.