Revert "Remove everything."

This reverts commit 2eaf6f6d51.

apps/apps-namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: apps

apps/whoami.yaml

@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+- apps-namespace.yaml
+- ./whoami

apps/whoami/deployment.yaml

@@ -0,0 +1,20 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: whoami
+  namespace: apps
+spec:
+  selector:
+    matchLabels:
+      app: whoami
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: whoami
+    spec:
+      containers:
+        - name: whoami
+          image: traefik/whoami
+          ports:
+            - containerPort: 80

apps/whoami/ingress.yaml

@@ -0,0 +1,16 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: whoami-ingress
+  namespace: apps
+spec:
+  rules:
+  - http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: whoami
+            port:
+              name: web

apps/whoami/kustomization.yaml

@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: apps
+resources:
+- deployment.yaml

apps/whoami/service.yaml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: whoami
+  namespace: apps
+
+spec:
+  ports:
+    - name: web
+      port: 80
+      targetPort: web
+
+  selector:
+    app: whoami