feat: some additions and ensure idempotent

🛠 To Do

• install kubevirt

  • Host requirements also deploy

• install helm (masters only)

• update vars to use current in service install dictionary

  • Docs updated

• make etc deployment optional, not mandatory

• IS idempotent

@jasonpage.tas, this may be of some interest to you as it's the prepwork for making it ready for the base infrastructure