apiVersion: apps/v1
kind: Deployment
metadata:
  name: web
spec:
  replicas: 3
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      name: web
      labels:
        app: web
    spec:
      containers:
        - name: web
          image: wenger23/nginx:3.0
          imagePullPolicy: Always
          readinessProbe: # Добавим проверку готовности
            httpGet: # веб-сервера отдавать
              path: /index.html # контент
              port: 8000
          livenessProbe:
            tcpSocket: 
              port: 8000
          volumeMounts:
          - name: app
            mountPath: /app
      initContainers:
        - name: init-myservice
          image: busybox:1.31.0
          command: ['sh', '-c', 'wget -O- https://tinyurl.com/otus-k8s-intro | sh']
          volumeMounts:
          - name: app
            mountPath: /app
      volumes:
      - name: app
        emptyDir: {}
  strategy:
   type: RollingUpdate
   rollingUpdate:
     maxSurge: 100%
     maxUnavailable: 0   