add example

example/templates/service.yaml

@@ -0,0 +1,19 @@
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app: {{ .Release.Name }}
+  name: {{ .Release.Name }}
+spec:
+  ports:
+  - port: 8080
+    protocol: TCP
+    name: {{ .Release.Name }}-web
+    targetPort: 8080
+  - port: 5432
+    protocol: TCP
+    name: {{ .Release.Name }}-pg
+    targetPort: 5432
+  selector:
+    app: {{ .Release.Name }} # This selects the pod(s) that match the selector
+  type: ClusterIP