Copy/paste.

lesson-158-private/my-app-base/deployment.yaml

@@ -0,0 +1,21 @@
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+        - name: nginx
+          imagePullPolicy: Always
+          image: aputra/nginx
+          ports:
+            - containerPort: 80

lesson-158-private/my-app-base/kustomization.yaml

@@ -0,0 +1,8 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+metadata:
+  name: arbitrary
+resources:
+  - deployment.yaml
+  - namespace.yaml

lesson-158-private/my-app-base/namespace.yaml

@@ -0,0 +1,5 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: default