deployment.yaml

---
kind: Deployment
apiVersion: apps/v1
metadata:
  name: frontend-app
spec:
  replicas: 2
  selector:
    matchLabels:
      app: frontend
  template:
    metadata:
      labels:
        app: frontend
    spec:
      containers:
        - name: frontend
          image: DOCKER_IMAGE_NAME
          env:
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
          ports:
            - containerPort: 5000
          livenessProbe:
            tcpSocket:
              port: 5000
            initialDelaySeconds: 15
            periodSeconds: 10
          readinessProbe:
            httpGet:
            tcpSocket:
              port: 5000
            initialDelaySeconds: 15
            periodSeconds: 5
          resources:
            limits:
              cpu: "0.5"
              memory: "100Mi"
            requests:
              cpu: "0.01"
              memory: "100Mi"
---
kind: Service
apiVersion: v1
metadata:
  name: frontend-service
spec:
  selector:
    app: frontend
  type: NodePort
  ports:
  - port: 80
    targetPort: 5000
    protocol: TCP
    name: http
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: frontend-ingress
spec:
  backend:
    serviceName: frontend-service
    servicePort: 80