The mounting plate already has the motor plate integrated, printed with PETG. The cr touch mount won't trigger the x endstop, so either enable sensorless homing or play with the zip ties a bit, and they'll trigger the sensor. Go to voron github to get the remaining files: https://github.com/VoronDesign/Voron-Afterburner/releases
And since this is after all a Voron thing, please abide license.
The author hasn't provided the model origin yet.