Write a guide on deploying a single-customer cluster on multiple machines

[boulder225]

🎯 Problem to be solved

The existing documentation lacks a comprehensive guide on deploying a single-customer cluster on multiple machines, e.g. using Blockdaemon as an example.

🛠️ Proposed solution

• [ ] Develop a new section in the documentation dedicated to multi-machine deployments.
• [ ] Use code snippets and terminal commands to illustrate each step.