v4.0.0-rc.1

Preliminary Changelog: main-v4/CHANGELOG.md#v400

• Note, that the lifecycle hooks are not yet accessible via the CLI

Changes since last release (v4.0.0-rc.0)

• fix: auto-restart registry (like clusters)
• NEW: k3d cluster create --registry-config /my/registries.yaml
  • will be merged with the auto-generated registries config when you also use --registry-create or --registry-use
  • config file allows embedding the registries.yaml in the Simple config (see docs)
• fix: LocalRegistryHosting.v1 config map now uses localhost or docker-machine ip for the host field