jenkins: helm chart and cue configuration

Change-Id: I3398b0fab8af43c4a138112a258263153d3ab473
diff --git a/charts/jenkins/templates/secret-additional.yaml b/charts/jenkins/templates/secret-additional.yaml
new file mode 100644
index 0000000..d1908aa
--- /dev/null
+++ b/charts/jenkins/templates/secret-additional.yaml
@@ -0,0 +1,21 @@
+{{- if .Values.controller.additionalSecrets -}}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ template "jenkins.fullname" . }}-additional-secrets
+  namespace: {{ template "jenkins.namespace" . }}
+  labels:
+    "app.kubernetes.io/name": '{{ template "jenkins.name" .}}'
+    {{- if .Values.renderHelmLabels }}
+    "helm.sh/chart": "{{ template "jenkins.label" .}}"
+    {{- end }}
+    "app.kubernetes.io/managed-by": "{{ .Release.Service }}"
+    "app.kubernetes.io/instance": "{{ .Release.Name }}"
+    "app.kubernetes.io/component": "{{ .Values.controller.componentName }}"
+type: Opaque
+data:
+{{- range .Values.controller.additionalSecrets }}
+  {{ .name }}: {{ .value | b64enc }}
+{{- end }}
+{{- end }}