WIP: add ingress configMap

prod/ingress.yaml

@@ -23,3 +23,12 @@ spec:
                 port:
                   number: 8080
             pathType: Prefix
+---
+# ConfigMap
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: nginx
+data:
+  enable-real-ip: "true"
+  forwarded-for-header: "X-Forwarded-For"