AB#2426 Mini Constellation (#198)

* Mini Constellation commands to quickly deploy a local Constellation cluster

* Download libvirt container image if not present locally

* Fix libvirt KVM permission issues by creating kvm group using host GID inside container

* Remove QEMU specific values from state file

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
Co-authored-by: Nils Hanke <nils.hanke@outlook.com>

cli/internal/terraform/terraform.go

@@ -89,6 +89,7 @@ func (c *Client) CreateCluster(ctx context.Context, name string, vars Variables)
 		return errors.New("invalid type in IP output: not a string")
 	}
 	c.state = state.ConstellationState{
+		Name:           name,
 		CloudProvider:  c.provider.String(),
 		LoadBalancerIP: ip,
 	}