Use an A4988 stepper motor controller on a Raspberry Pi with node.js
Kubernetes Container Storage Interface driver for Hetzner Cloud Volumes
Simplified Kubernetes API client for Node.js.
Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. | Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.
proxy server (scann3r to cloud)
Developer discussion about possible changes to the protocol.