add auth via oidc

Author: soerenschneider

infra/auth-oidc/cluster-role-binding-admin.yaml

@@ -0,0 +1,13 @@
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: oidc-cluster-admin
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: cluster-admin
+subjects:
+  - apiGroup: rbac.authorization.k8s.io
+    kind: Group
+    name: idp-groups:cluster-admin

infra/auth-oidc/kustomization.yaml

@@ -0,0 +1,5 @@
+---
+apiVersion: "kustomize.config.k8s.io/v1beta1"
+kind: "Kustomization"
+resources:
+  - "cluster-role-binding-admin.yaml"