add yaml of sample applications

samples/httpbin/httpbin.yaml

@@ -0,0 +1,43 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: httpbin
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: httpbin
+  labels:
+    app: httpbin
+    service: httpbin
+spec:
+  ports:
+  - name: http
+    port: 8000
+    targetPort: 80
+  selector:
+    app: httpbin
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: httpbin
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: httpbin
+      version: v1
+  template:
+    metadata:
+      labels:
+        app: httpbin
+        version: v1
+    spec:
+      serviceAccountName: httpbin
+      containers:
+      - image: docker.io/kong/httpbin
+        imagePullPolicy: IfNotPresent
+        name: httpbin
+        ports:
+        - containerPort: 80

samples/sleep/sleep.yaml

@@ -0,0 +1,48 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: sleep
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: sleep
+  labels:
+    app: sleep
+    service: sleep
+spec:
+  ports:
+  - port: 80
+    name: http
+  selector:
+    app: sleep
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: sleep
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: sleep
+  template:
+    metadata:
+      labels:
+        app: sleep
+    spec:
+      terminationGracePeriodSeconds: 0
+      serviceAccountName: sleep
+      containers:
+      - name: sleep
+        image: curlimages/curl
+        command: ["/bin/sleep", "infinity"]
+        imagePullPolicy: IfNotPresent
+        volumeMounts:
+        - mountPath: /etc/sleep/tls
+          name: secret-volume
+      volumes:
+      - name: secret-volume
+        secret:
+          secretName: sleep-secret
+          optional: true