can this be defined as positions for each finger joint ie:
float32[] middle;
float32[] index;
float32[] ring; # with a comment for the order of the joints

also include which hand it is / if it detects both hands at the same time have this for both the left and right

we have a curl metric right now, is this placeholder?

yes, this is placeholder, i haven't put too much thought into the actual format yet

current msg is just used to test websocket communication

here could you explain the distinction between the listener and the publisher