[EPIC] - Integration with Gardener

[uwe-mayer]

Description

Greenhouse wants to make it easy to onboard Gardener shoot clusters

Objectives

• Provide a way to automatically onboard Gardener shoots selected by label to a Greenhouse Organization

Acceptance Criteria

• A Plugin exists that connects to a Gardener shoot API and creates Greenhouse Cluster resources.
• Shoots to be onboarded to Greenhouse can be selected by labels
• Label values to be transported from shoot to Cluster can be spec'ed.