fix service name in helm chart (#505)

Author: JannikSt

deployment/k8s/orchestrator-chart/templates/orchestrator-service.yaml

@@ -16,6 +16,22 @@ spec:
 ---
 apiVersion: v1
 kind: Service
+metadata: 
+  name: {{ include "orchestrator.fullname" . }}-api
+  namespace: {{ .Values.namespace }}
+  labels:
+    app: {{ include "orchestrator.fullname" . }}
+  annotations:
+    cloud.google.com/backend-config: '{"default": "{{ include "orchestrator.backendConfigName" . }}"}'
+spec:
+  selector:
+    app: {{ include "orchestrator.fullname" . }}-api
+  ports:
+    - port: 8090
+      targetPort: 8090
+---
+apiVersion: v1
+kind: Service
 metadata:
   name: {{ include "orchestrator.fullname" . }}-processor
   namespace: {{ .Values.namespace }}