How to: frontend deploymemt
kind: Deployment
metadata:
  labels:
    app: frontend
    tier: webapp
  name: frontend
spec:
  selector:
    matchLabels:
      app: frontend
      tier: webapp
  template:
    metadata:
      labels:
        app: frontend
        tier: webapp
    spec:
      containers:
      - image: nginx
        volumeMounts:
        - mountPath: /etc/nginx/conf.d/default.conf
          name: conf-volume
      volumes:
      - name: conf-volume
        hostPath:
          path: /full/path/to/nginx/default.conf # `$(pwd)/nginx/default.conf`