cli: add STACKIT to constellation config instance-types

cli/internal/cmd/configinstancetypes.go

@@ -38,6 +38,8 @@ Azure Trusted Launch instance types:
 %v
 GCP instance types:
 %v
+STACKIT instance types:
+%v
 `,
 		formatInstanceTypes(instancetypes.AWSSNPSupportedInstanceFamilies),
 		formatInstanceTypes(instancetypes.AWSSupportedInstanceFamilies),
@@ -45,6 +47,7 @@ GCP instance types:
 		formatInstanceTypes(instancetypes.AzureSNPInstanceTypes),
 		formatInstanceTypes(instancetypes.AzureTrustedLaunchInstanceTypes),
 		formatInstanceTypes(instancetypes.GCPInstanceTypes),
+		formatInstanceTypes(instancetypes.STACKITInstanceTypes),
 	)
 }
 

internal/config/instancetypes/BUILD.bazel

@@ -6,6 +6,7 @@ go_library(
         "aws.go",
         "azure.go",
         "gcp.go",
+        "stackit.go",
     ],
     importpath = "github.com/edgelesssys/constellation/v2/internal/config/instancetypes",
     visibility = ["//:__subpackages__"],

internal/config/instancetypes/stackit.go

@@ -0,0 +1,16 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+package instancetypes
+
+// STACKITInstanceTypes are valid STACKIT instance types.
+var STACKITInstanceTypes = []string{
+	"m1a.2cd",
+	"m1a.4cd",
+	"m1a.8cd",
+	"m1a.16cd",
+	"m1a.30cd",
+}