06-node-deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: node-app
  labels:
    name: node-app
spec:
  replicas: 1
  selector:
    matchLabels:
      app: node-app
  template:
    metadata:
      labels:
        app: node-app
    spec:
      containers:
      - name: node-app
        image: your-node-app-docker-image # change for your image app
        imagePullPolicy: IfNotPresent
        env:
        - name: NODE_ENV
          value: "develop"
        - name: PORT
          value: "3022" # change for your app port
        - name: POSTGRES_USER
          valueFrom:
            secretKeyRef:
              name: postgres-credentials
              key: user
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgres-credentials
              key: password
        - name: POSTGRES_DB
          valueFrom:
            secretKeyRef:
              name: postgres-credentials
              key: dbname              
      restartPolicy: Always