deployment_v2.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: simple-go
  labels:
    app: simple-go
spec:
  replicas: 3
  selector:
    matchLabels:
      app: simple-go
  template:
    metadata:
      labels:
        app: simple-go
    spec:
      containers:
      - name: server
        image: simple-go:v2
        imagePullPolicy: Never
        resources:
          requests:
            memory: "16Mi"
            cpu: "10m"
          limits:
            memory: "64Mi"
            cpu: "30m"
        ports:
        - containerPort: 8080
        env:
        - name: POSTGRES_USER
          valueFrom:
            secretKeyRef:
              name: postgres-secret
              key: POSTGRES_USER
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgres-secret
              key: POSTGRES_PASSWORD