kube-phpmyadmin/deploy.yaml

apiVersion: v1
kind: Pod
metadata:
  name: phpmyadmin
  labels:
    app: phpmyadmin
spec:
  containers:
    - name: phpmyadmin
      image: phpmyadmin:latest
      env:
        - name: PMA_ARBITRARY
          value: 1
      ports:
        - name: apache
          containerPort: 80
          protocol: TCP
---
apiVersion: v1
kind: Service
metadata:
  name: phpmyadmin
spec:
  selector:
    app: phpmyadmin
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80