apiVersion: apps/v1
kind: Deployment
metadata:
  name: web-app-deployment
  namespace: my-namespace
spec:
  replicas: 3
  selector:
    matchLabels:
      app: web-app
  template:
    metadata:
      labels:
        app: web-app
    spec:
      containers:
        - name: web-app-container
          image: elineen/todo-app:latest
          ports:
            - containerPort: 3000
          env:
            - name: DB_HOST
              value: postgres-service.my-namespace.svc.cluster.local
            - name: DB_PORT
              value: "5432"
            - name: DB_USER
              value: postgres
            - name: DB_PASSWORD
              value: motdepasse
            - name: DB_NAME
              value: tododb