Kubernetes deployment file for Go application

simpleWebApp.yml

apiVersion: v1
kind: List
items:
- apiVersion: v1
  kind: Service # K8s Service
  metadata:
    name: simple-web-app-svc
    labels:
      app: simple-web-app
  spec:
    type: NodePort
    selector:
      app: simple-web-app
      color: blue # labels for blue / green deployments
    ports:
    - protocol: TCP
      name: http
      port: 8080
      targetPort: 8080
      # nodePort: 30000 # setup of static nodePort
- apiVersion: apps/v1 
  kind: Deployment  # K8s Deployment
  metadata:
    name: simple-web-app
    labels:
      app: simple-web-app
  spec:
    replicas: 3
    selector:
        matchLabels:
          app: simple-web-app 
    progressDeadlineSeconds: 120
    template:
      metadata:
        labels:
          app: simple-web-app
          color: blue # labels for blue / green deployments
      spec:
        containers:
        - name: simple-web-app
          image: mothes/simplewebapp
          imagePullPolicy: Always
          ports:
            - containerPort: 8080
          livenessProbe:          
            httpGet:
              path: /ping
              port: 8080
          readinessProbe:
            httpGet:
              path: /ping
              port: 8080
          env:
          - name: ENV
            value: "dev"
          resources:
            requests:
              cpu: "100m"
              memory: "128Mi"
            limits:
              cpu: "200m"
              memory: "256Mi"
        imagePullSecrets:
          - name: regcred
        restartPolicy: Always