example.yml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: example
spec:
  revisionHistoryLimit: 0
  replicas: 2
  selector:
    matchLabels:
      app: example
  template:
    metadata:
      labels:
        app: example
    spec:
      containers:
        - name: main
          image: sikalabs/hello-world-server
          ports:
            - containerPort: 80
          env:
            - name: TEXT
              value: Example!
            - name: PORT
              value: "80"
          resources:
            requests:
              cpu: 20m
              memory: 20Mi
            limits:
              memory: 40Mi
              cpu: 40m
---
apiVersion: v1
kind: Service
metadata:
  name: example
spec:
  selector:
    app: example
  ports:
    - port: 80
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: example
  annotations:
    cert-manager.io/cluster-issuer: letsencrypt
spec:
  ingressClassName: nginx
  tls:
    - hosts:
        - example.k8s.sikademo.com
      secretName: example-tls
  rules:
    - host: example.k8s.sikademo.com
      http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: example
                port:
                  number: 80