Updated BOM to reflect parts availability

Update BOM with part numbers and replace obsolete parts

Updated for JLC Manufacturing

Placed the thermocoupler circuitry on the board and modified schematic FOr the schematic I removed the adresse jumper ase we know which I2C adresse we are using.

Updated to add thermocouple driver onboard

Add Custom Battery Board inspireFly Custom battery board that has 5v output and ISS footswitch