Armada managing tiller service

[gardlt]

Proposal

I would like for Armada to be able to install and manage its own tiller service. Armada today relies on helm init to deploy the tiller service. I would like for Armada to have its own armada tiller init command to install the proper tiller service. This will also apply to the Armada helm chart.

• [ ] enhance the armada chart to deploy tiller service
• [ ] armada tiller init