added required k8s and docker file

k8s/base/kustomization.yaml

@@ -0,0 +1,16 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: ecommerce
+resources:
+  - namespace.yaml
+  - configmap.yaml
+  - secret.yaml
+  - postgres-pvc.yaml
+  - postgres-statefulset.yaml
+  - postgres-service.yaml
+  - mongodb-pvc.yaml
+  - mongodb-statefulset.yaml
+  - mongodb-service.yaml
+  - deployment.yaml
+  - service.yaml
+  - ingress.yaml