[IaaS] Operations Guide - Landscape Setup

[afritzler]

Summary

• Illustrate in detail potential deployment scenarios: Single Cluster, Multi Cluster, Multi AZ etc.
• Outline the use of kustomize to deploy the components which are part of the IaaS layer
• Point out imporant configuration options e.g. in ironcore-net
• Since networking is important we need to define the networking prerequisits and where certain networking componants must be present