deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: TBS
spec:
  selector:
    matchLabels:
      app: TBS
  template:
    metadata:
      labels:
        app: TBS
        deployment: TBS
    spec:
      containers:
        - image: nginxinc/nginx-unprivileged
          name: maintenance
          ports:
            - containerPort: 8080
              protocol: TCP
          volumeMounts:
            - mountPath: /etc/nginx/conf.d/default.conf
              name: default-conf
              subPath: default.conf
            - mountPath: /usr/share/nginx/html/maintenance.html
              name: maintenance-html
              subPath: maintenance.html
      terminationGracePeriodSeconds: 0
      volumes:
        - name: default-conf
          configMap:
            name: default-conf
        - name: maintenance-html
          configMap:
            name: maintenance-html
---
apiVersion: v1
kind: Service
metadata:
  name: TBS
spec:
  ports:
    - name: http
      port: 8080
      targetPort: 8080
  selector:
    app: TBS
    deployment: TBS
  type: ClusterIP